3168947138 has 16 divisors (see below), whose sum is σ = 5497934400. Its totient is φ = 1341756816.

The previous prime is 3168947099. The next prime is 3168947149. The reversal of 3168947138 is 8317498613.

3168947138 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1362413 + ... + 1364736.

It is an arithmetic number, because the mean of its divisors is an integer number (343620900).

Almost surely, 2^3168947138 is an apocalyptic number.

3168947138 is a deficient number, since it is larger than the sum of its proper divisors (2328987262).

3168947138 is a wasteful number, since it uses less digits than its factorization.

3168947138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2727241.

The product of its digits is 870912, while the sum is 50.

The square root of 3168947138 is about 56293.4022599452. The cubic root of 3168947138 is about 1468.8304421480.

The spelling of 3168947138 in words is "three billion, one hundred sixty-eight million, nine hundred forty-seven thousand, one hundred thirty-eight".