3166985651 has 2 divisors, whose sum is σ = 3166985652. Its totient is φ = 3166985650.

The previous prime is 3166985639. The next prime is 3166985663. The reversal of 3166985651 is 1565896613.

It is a balanced prime because it is at equal distance from previous prime (3166985639) and next prime (3166985663).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3166985651 is a prime.

It is a super-2 number, since 2×3166985651² = 20059596227279787602, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 3166985651.

It is not a weakly prime, because it can be changed into another prime (3166985611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1583492825 + 1583492826.

It is an arithmetic number, because the mean of its divisors is an integer number (1583492826).

Almost surely, 2^3166985651 is an apocalyptic number.

3166985651 is a deficient number, since it is larger than the sum of its proper divisors (1).

3166985651 is an equidigital number, since it uses as much as digits as its factorization.

3166985651 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1166400, while the sum is 50.

The square root of 3166985651 is about 56275.9775659206. The cubic root of 3166985651 is about 1468.5273250206.

The spelling of 3166985651 in words is "three billion, one hundred sixty-six million, nine hundred eighty-five thousand, six hundred fifty-one".