1156112825 has 24 divisors (see below), whose sum is σ = 1709616768. Its totient is φ = 758292480.

The previous prime is 1156112819. The next prime is 1156112827. The reversal of 1156112825 is 5282116511.

It is not a de Polignac number, because 1156112825 - 2¹² = 1156108729 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1156112791 and 1156112800.

It is not an unprimeable number, because it can be changed into a prime (1156112827) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 139592 + ... + 147641.

It is an arithmetic number, because the mean of its divisors is an integer number (71234032).

Almost surely, 2^1156112825 is an apocalyptic number.

It is an amenable number.

1156112825 is a deficient number, since it is larger than the sum of its proper divisors (553503943).

1156112825 is a wasteful number, since it uses less digits than its factorization.

1156112825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 287273 (or 287268 counting only the distinct ones).

The product of its digits is 4800, while the sum is 32.

The square root of 1156112825 is about 34001.6591506944. The cubic root of 1156112825 is about 1049.5426050140.

The spelling of 1156112825 in words is "one billion, one hundred fifty-six million, one hundred twelve thousand, eight hundred twenty-five".