3165861494 has 16 divisors (see below), whose sum is σ = 4884029136. Its totient is φ = 1538160000.

The previous prime is 3165861467. The next prime is 3165861521. The reversal of 3165861494 is 4941685613.

It is an interprime number because it is at equal distance from previous prime (3165861467) and next prime (3165861521).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56327 + ... + 97490.

It is an arithmetic number, because the mean of its divisors is an integer number (305251821).

Almost surely, 2^3165861494 is an apocalyptic number.

3165861494 is a deficient number, since it is larger than the sum of its proper divisors (1718167642).

3165861494 is a wasteful number, since it uses less digits than its factorization.

3165861494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154111.

The product of its digits is 622080, while the sum is 47.

The square root of 3165861494 is about 56265.9887854110. The cubic root of 3165861494 is about 1468.3535477213.

The spelling of 3165861494 in words is "three billion, one hundred sixty-five million, eight hundred sixty-one thousand, four hundred ninety-four".