1120147521 has 8 divisors (see below), whose sum is σ = 1541708544. Its totient is φ = 722675760.

The previous prime is 1120147519. The next prime is 1120147537. The reversal of 1120147521 is 1257410211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1120147521 - 2¹ = 1120147519 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1120147491 and 1120147500.

It is not an unprimeable number, because it can be changed into a prime (1120147121) 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, 6022206 + ... + 6022391.

It is an arithmetic number, because the mean of its divisors is an integer number (192713568).

Almost surely, 2^1120147521 is an apocalyptic number.

It is an amenable number.

1120147521 is a deficient number, since it is larger than the sum of its proper divisors (421561023).

1120147521 is a wasteful number, since it uses less digits than its factorization.

1120147521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12044631.

The product of its (nonzero) digits is 560, while the sum is 24.

The square root of 1120147521 is about 33468.6050052882. The cubic root of 1120147521 is about 1038.5444137210.

Adding to 1120147521 its reverse (1257410211), we get a palindrome (2377557732).

The spelling of 1120147521 in words is "one billion, one hundred twenty million, one hundred forty-seven thousand, five hundred twenty-one".