| Base | Representation |
|---|---|
| bin | 100001011010111… |
| … | …1110010111001100 |
| 3 | 2220011012022210000 |
| 4 | 1002311332113030 |
| 5 | 4244042222244 |
| 6 | 303140244300 |
| 7 | 36535061616 |
| oct | 10265762714 |
| 9 | 2804168700 |
| 10 | 1121445324 |
| 11 | 52603251a |
| 12 | 2736a0690 |
| 13 | 14b44bc1c |
| 14 | a8d21db6 |
| 15 | 686c0169 |
| hex | 42d7e5cc |
1121445324 has 120 divisors (see below), whose sum is σ = 3137626800. Its totient is φ = 348033024.
The previous prime is 1121445317. The next prime is 1121445331. The reversal of 1121445324 is 4235441211.
1121445324 is a `hidden beast` number, since 1 + 121 + 4 + 4 + 532 + 4 = 666.
It is an interprime number because it is at equal distance from previous prime (1121445317) and next prime (1121445331).
It is a super-2 number, since 2×11214453242 = 2515279229442929952, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 533227 + ... + 535325.
It is an arithmetic number, because the mean of its divisors is an integer number (26146890).
Almost surely, 21121445324 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 1121445324, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1568813400).
1121445324 is an abundant number, since it is smaller than the sum of its proper divisors (2016181476).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1121445324 is a wasteful number, since it uses less digits than its factorization.
1121445324 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2229 (or 2218 counting only the distinct ones).
The product of its digits is 3840, while the sum is 27.
The square root of 1121445324 is about 33487.9877568062. The cubic root of 1121445324 is about 1038.9453447992.
Adding to 1121445324 its reverse (4235441211), we get a palindrome (5356886535).
The spelling of 1121445324 in words is "one billion, one hundred twenty-one million, four hundred forty-five thousand, three hundred twenty-four".
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