1165015016 has 16 divisors (see below), whose sum is σ = 2382985440. Its totient is φ = 529552240.

The previous prime is 1165015013. The next prime is 1165015031. The reversal of 1165015016 is 6105105611.

It is not an unprimeable number, because it can be changed into a prime (1165015013) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6619316 + ... + 6619491.

It is an arithmetic number, because the mean of its divisors is an integer number (148936590).

Almost surely, 2^1165015016 is an apocalyptic number.

It is an amenable number.

1165015016 is an abundant number, since it is smaller than the sum of its proper divisors (1217970424).

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

1165015016 is a wasteful number, since it uses less digits than its factorization.

1165015016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13238824 (or 13238820 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 26.

The square root of 1165015016 is about 34132.3162999525. The cubic root of 1165015016 is about 1052.2295831105.

The spelling of 1165015016 in words is "one billion, one hundred sixty-five million, fifteen thousand, sixteen".