1121454224 has 40 divisors (see below), whose sum is σ = 2387451360. Its totient is φ = 506073600.

The previous prime is 1121454221. The next prime is 1121454247. The reversal of 1121454224 is 4224541211.

It is a super-3 number, since 3×1121454224³ (a number of 28 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1121454193 and 1121454202.

It is not an unprimeable number, because it can be changed into a prime (1121454221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1544 + ... + 47384.

It is an arithmetic number, because the mean of its divisors is an integer number (59686284).

Almost surely, 2^1121454224 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 1121454224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1193725680).

1121454224 is an abundant number, since it is smaller than the sum of its proper divisors (1265997136).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1121454224 is a wasteful number, since it uses less digits than its factorization.

1121454224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45999 (or 45993 counting only the distinct ones).

The product of its digits is 2560, while the sum is 26.

The square root of 1121454224 is about 33488.1206400120. The cubic root of 1121454224 is about 1038.9480932136.

Adding to 1121454224 its reverse (4224541211), we get a palindrome (5345995435).

The spelling of 1121454224 in words is "one billion, one hundred twenty-one million, four hundred fifty-four thousand, two hundred twenty-four".