77382713 has 2 divisors, whose sum is σ = 77382714. Its totient is φ = 77382712.

The previous prime is 77382673. The next prime is 77382719. The reversal of 77382713 is 31728377.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 44983849 + 32398864 = 6707^2 + 5692^2 .

It is a cyclic number.

It is not a de Polignac number, because 77382713 - 2¹⁴ = 77366329 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (77382719) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38691356 + 38691357.

It is an arithmetic number, because the mean of its divisors is an integer number (38691357).

Almost surely, 2^77382713 is an apocalyptic number.

It is an amenable number.

77382713 is a deficient number, since it is larger than the sum of its proper divisors (1).

77382713 is an equidigital number, since it uses as much as digits as its factorization.

77382713 is an evil number, because the sum of its binary digits is even.

The product of its digits is 49392, while the sum is 38.

The square root of 77382713 is about 8796.7444546264. The cubic root of 77382713 is about 426.1357634834.

The spelling of 77382713 in words is "seventy-seven million, three hundred eighty-two thousand, seven hundred thirteen".