3165145015 has 4 divisors (see below), whose sum is σ = 3798174024. Its totient is φ = 2532116008.

The previous prime is 3165145007. The next prime is 3165145021. The reversal of 3165145015 is 5105415613.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3165145015 - 2³ = 3165145007 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

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, 316514497 + ... + 316514506.

It is an arithmetic number, because the mean of its divisors is an integer number (949543506).

Almost surely, 2^3165145015 is an apocalyptic number.

3165145015 is a deficient number, since it is larger than the sum of its proper divisors (633029009).

3165145015 is an equidigital number, since it uses as much as digits as its factorization.

3165145015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 633029008.

The product of its (nonzero) digits is 9000, while the sum is 31.

The square root of 3165145015 is about 56259.6215326765. The cubic root of 3165145015 is about 1468.2427696747.

The spelling of 3165145015 in words is "three billion, one hundred sixty-five million, one hundred forty-five thousand, fifteen".