65716967 has 2 divisors, whose sum is σ = 65716968. Its totient is φ = 65716966.

The previous prime is 65716949. The next prime is 65717011. The reversal of 65716967 is 76961756.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 65716967 - 2⁸ = 65716711 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (65716907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32858483 + 32858484.

It is an arithmetic number, because the mean of its divisors is an integer number (32858484).

Almost surely, 2^65716967 is an apocalyptic number.

65716967 is a deficient number, since it is larger than the sum of its proper divisors (1).

65716967 is an equidigital number, since it uses as much as digits as its factorization.

65716967 is an evil number, because the sum of its binary digits is even.

The product of its digits is 476280, while the sum is 47.

The square root of 65716967 is about 8106.6002121728. The cubic root of 65716967 is about 403.5454953878.

The spelling of 65716967 in words is "sixty-five million, seven hundred sixteen thousand, nine hundred sixty-seven".