77006023 has 2 divisors, whose sum is σ = 77006024. Its totient is φ = 77006022.

The previous prime is 77006011. The next prime is 77006057. The reversal of 77006023 is 32060077.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 77006023 - 2²⁵ = 43451591 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (77006003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38503011 + 38503012.

It is an arithmetic number, because the mean of its divisors is an integer number (38503012).

Almost surely, 2^77006023 is an apocalyptic number.

77006023 is a deficient number, since it is larger than the sum of its proper divisors (1).

77006023 is an equidigital number, since it uses as much as digits as its factorization.

77006023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1764, while the sum is 25.

The square root of 77006023 is about 8775.3075729572. The cubic root of 77006023 is about 425.4431787654.

The spelling of 77006023 in words is "seventy-seven million, six thousand, twenty-three".