1156825632 has 24 divisors (see below), whose sum is σ = 3036667536. Its totient is φ = 385608512.

The previous prime is 1156825613. The next prime is 1156825721. The reversal of 1156825632 is 2365286511.

It is a tau number, because it is divible by the number of its divisors (24).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6025038 + ... + 6025229.

It is an arithmetic number, because the mean of its divisors is an integer number (126527814).

Almost surely, 2^1156825632 is an apocalyptic number.

1156825632 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1156825632 is an abundant number, since it is smaller than the sum of its proper divisors (1879841904).

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

1156825632 is a wasteful number, since it uses less digits than its factorization.

1156825632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12050280 (or 12050272 counting only the distinct ones).

The product of its digits is 86400, while the sum is 39.

The square root of 1156825632 is about 34012.1394798975. The cubic root of 1156825632 is about 1049.7582609025.

The spelling of 1156825632 in words is "one billion, one hundred fifty-six million, eight hundred twenty-five thousand, six hundred thirty-two".