77013017 has 2 divisors, whose sum is σ = 77013018. Its totient is φ = 77013016.

The previous prime is 77013011. The next prime is 77013019. The reversal of 77013017 is 71031077.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 57441241 + 19571776 = 7579^2 + 4424^2 .

It is a cyclic number.

It is not a de Polignac number, because 77013017 - 2⁶ = 77012953 is a prime.

Together with 77013019, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (77013011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38506508 + 38506509.

It is an arithmetic number, because the mean of its divisors is an integer number (38506509).

Almost surely, 2^77013017 is an apocalyptic number.

It is an amenable number.

77013017 is a deficient number, since it is larger than the sum of its proper divisors (1).

77013017 is an equidigital number, since it uses as much as digits as its factorization.

77013017 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1029, while the sum is 26.

The square root of 77013017 is about 8775.7060684597. The cubic root of 77013017 is about 425.4560585350.

The spelling of 77013017 in words is "seventy-seven million, thirteen thousand, seventeen".