78600713 has 2 divisors, whose sum is σ = 78600714. Its totient is φ = 78600712.

The previous prime is 78600679. The next prime is 78600737. The reversal of 78600713 is 31700687.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 47720464 + 30880249 = 6908^2 + 5557^2 .

It is a cyclic number.

It is not a de Polignac number, because 78600713 - 2¹⁸ = 78338569 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 78600713.

It is not a weakly prime, because it can be changed into another prime (78600413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39300356 + 39300357.

It is an arithmetic number, because the mean of its divisors is an integer number (39300357).

Almost surely, 2^78600713 is an apocalyptic number.

It is an amenable number.

78600713 is a deficient number, since it is larger than the sum of its proper divisors (1).

78600713 is an equidigital number, since it uses as much as digits as its factorization.

78600713 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7056, while the sum is 32.

The square root of 78600713 is about 8865.7043149431. The cubic root of 78600713 is about 428.3599197549.

The spelling of 78600713 in words is "seventy-eight million, six hundred thousand, seven hundred thirteen".