76971263 has 2 divisors, whose sum is σ = 76971264. Its totient is φ = 76971262.

The previous prime is 76971259. The next prime is 76971283. The reversal of 76971263 is 36217967.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 76971263 - 2² = 76971259 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 76971263.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (76971283) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38485631 + 38485632.

It is an arithmetic number, because the mean of its divisors is an integer number (38485632).

Almost surely, 2^76971263 is an apocalyptic number.

76971263 is a deficient number, since it is larger than the sum of its proper divisors (1).

76971263 is an equidigital number, since it uses as much as digits as its factorization.

76971263 is an evil number, because the sum of its binary digits is even.

The product of its digits is 95256, while the sum is 41.

The square root of 76971263 is about 8773.3267920442. The cubic root of 76971263 is about 425.3791550696.

The spelling of 76971263 in words is "seventy-six million, nine hundred seventy-one thousand, two hundred sixty-three".