1162156008 has 32 divisors (see below), whose sum is σ = 3128882400. Its totient is φ = 357586368.

The previous prime is 1162156007. The next prime is 1162156019. The reversal of 1162156008 is 8006512611.

It is not an unprimeable number, because it can be changed into a prime (1162156001) 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, 1862118 + ... + 1862741.

It is an arithmetic number, because the mean of its divisors is an integer number (97777575).

Almost surely, 2^1162156008 is an apocalyptic number.

It is an amenable number.

1162156008 is an abundant number, since it is smaller than the sum of its proper divisors (1966726392).

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

1162156008 is a wasteful number, since it uses less digits than its factorization.

1162156008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3724881 (or 3724877 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 30.

The square root of 1162156008 is about 34090.4093257913. The cubic root of 1162156008 is about 1051.3681358376.

Adding to 1162156008 its reverse (8006512611), we get a palindrome (9168668619).

The spelling of 1162156008 in words is "one billion, one hundred sixty-two million, one hundred fifty-six thousand, eight".