3995267917 has 2 divisors, whose sum is σ = 3995267918. Its totient is φ = 3995267916.

The previous prime is 3995267851. The next prime is 3995267933. The reversal of 3995267917 is 7197625993.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3900127401 + 95140516 = 62451^2 + 9754^2 .

It is a cyclic number.

It is not a de Polignac number, because 3995267917 - 2¹⁵ = 3995235149 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3995267977) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1997633958 + 1997633959.

It is an arithmetic number, because the mean of its divisors is an integer number (1997633959).

Almost surely, 2^3995267917 is an apocalyptic number.

It is an amenable number.

3995267917 is a deficient number, since it is larger than the sum of its proper divisors (1).

3995267917 is an equidigital number, since it uses as much as digits as its factorization.

3995267917 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6429780, while the sum is 58.

The square root of 3995267917 is about 63208.1317316055. The cubic root of 3995267917 is about 1586.7748288306.

The spelling of 3995267917 in words is "three billion, nine hundred ninety-five million, two hundred sixty-seven thousand, nine hundred seventeen".