3974989763 has 2 divisors, whose sum is σ = 3974989764. Its totient is φ = 3974989762.

The previous prime is 3974989727. The next prime is 3974989783. The reversal of 3974989763 is 3679894793.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3974989763 - 2⁸ = 3974989507 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3974989763.

It is not a weakly prime, because it can be changed into another prime (3974989783) by changing a digit.

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 as a sum of consecutive naturals, namely, 1987494881 + 1987494882.

It is an arithmetic number, because the mean of its divisors is an integer number (1987494882).

Almost surely, 2^3974989763 is an apocalyptic number.

3974989763 is a deficient number, since it is larger than the sum of its proper divisors (1).

3974989763 is an equidigital number, since it uses as much as digits as its factorization.

3974989763 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 61725888, while the sum is 65.

The square root of 3974989763 is about 63047.5198798494. The cubic root of 3974989763 is about 1584.0856928003.

The spelling of 3974989763 in words is "three billion, nine hundred seventy-four million, nine hundred eighty-nine thousand, seven hundred sixty-three".