77314613 has 2 divisors, whose sum is σ = 77314614. Its totient is φ = 77314612.

The previous prime is 77314607. The next prime is 77314619. The reversal of 77314613 is 31641377.

77314613 = 6217² + 6218².

It is a balanced prime because it is at equal distance from previous prime (77314607) and next prime (77314619).

It can be written as a sum of positive squares in only one way, i.e., 38663524 + 38651089 = 6218^2 + 6217^2 .

It is an emirp because it is prime and its reverse (31641377) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 77314613 - 2¹⁰ = 77313589 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is equal to p_4521857 and since 77314613 and 4521857 have the same sum of digits, it is a Honaker prime.

It is a self number, because there is not a number n which added to its sum of digits gives 77314613.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (77314619) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38657306 + 38657307.

It is an arithmetic number, because the mean of its divisors is an integer number (38657307).

Almost surely, 2^77314613 is an apocalyptic number.

77314613 is the 6218-th centered square number.

It is an amenable number.

77314613 is a deficient number, since it is larger than the sum of its proper divisors (1).

77314613 is an equidigital number, since it uses as much as digits as its factorization.

77314613 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10584, while the sum is 32.

The square root of 77314613 is about 8792.8728524868. The cubic root of 77314613 is about 426.0107210744.

The spelling of 77314613 in words is "seventy-seven million, three hundred fourteen thousand, six hundred thirteen".