3977164801 has 2 divisors, whose sum is σ = 3977164802. Its totient is φ = 3977164800.

The previous prime is 3977164787. The next prime is 3977164811. The reversal of 3977164801 is 1084617793.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3779790400 + 197374401 = 61480^2 + 14049^2 .

It is a cyclic number.

It is not a de Polignac number, because 3977164801 - 2¹¹ = 3977162753 is a prime.

It is not a weakly prime, because it can be changed into another prime (3977164811) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1988582400 + 1988582401.

It is an arithmetic number, because the mean of its divisors is an integer number (1988582401).

Almost surely, 2^3977164801 is an apocalyptic number.

It is an amenable number.

3977164801 is a deficient number, since it is larger than the sum of its proper divisors (1).

3977164801 is an equidigital number, since it uses as much as digits as its factorization.

3977164801 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 254016, while the sum is 46.

The square root of 3977164801 is about 63064.7667164479. The cubic root of 3977164801 is about 1584.3745671997.

The spelling of 3977164801 in words is "three billion, nine hundred seventy-seven million, one hundred sixty-four thousand, eight hundred one".