3115536389 has 16 divisors (see below), whose sum is σ = 3615456768. Its totient is φ = 2629541232.

The previous prime is 3115536383. The next prime is 3115536397. The reversal of 3115536389 is 9836355113.

It is a cyclic number.

It is not a de Polignac number, because 3115536389 - 2⁸ = 3115536133 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3115536383) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 169634 + ... + 187100.

It is an arithmetic number, because the mean of its divisors is an integer number (225966048).

Almost surely, 2^3115536389 is an apocalyptic number.

It is an amenable number.

3115536389 is a deficient number, since it is larger than the sum of its proper divisors (499920379).

3115536389 is a wasteful number, since it uses less digits than its factorization.

3115536389 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17864.

The product of its digits is 291600, while the sum is 44.

The square root of 3115536389 is about 55816.9901463703. The cubic root of 3115536389 is about 1460.5315492751.

The spelling of 3115536389 in words is "three billion, one hundred fifteen million, five hundred thirty-six thousand, three hundred eighty-nine".