3165645115 has 4 divisors (see below), whose sum is σ = 3798774144. Its totient is φ = 2532516088.

The previous prime is 3165645107. The next prime is 3165645139. The reversal of 3165645115 is 5115465613.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5115465613 = 59 ⋅86702807.

It is a cyclic number.

It is not a de Polignac number, because 3165645115 - 2³ = 3165645107 is a prime.

It is a Duffinian 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, 316564507 + ... + 316564516.

It is an arithmetic number, because the mean of its divisors is an integer number (949693536).

Almost surely, 2^3165645115 is an apocalyptic number.

3165645115 is a deficient number, since it is larger than the sum of its proper divisors (633129029).

3165645115 is an equidigital number, since it uses as much as digits as its factorization.

3165645115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 633129028.

The product of its digits is 54000, while the sum is 37.

The square root of 3165645115 is about 56264.0659302187. The cubic root of 3165645115 is about 1468.3200941509.

The spelling of 3165645115 in words is "three billion, one hundred sixty-five million, six hundred forty-five thousand, one hundred fifteen".