77084713 has 2 divisors, whose sum is σ = 77084714. Its totient is φ = 77084712.

The previous prime is 77084699. The next prime is 77084719. The reversal of 77084713 is 31748077.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 72539289 + 4545424 = 8517^2 + 2132^2 .

It is a cyclic number.

It is not a de Polignac number, because 77084713 - 2²⁵ = 43530281 is a prime.

It is not a weakly prime, because it can be changed into another prime (77084719) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38542356 + 38542357.

It is an arithmetic number, because the mean of its divisors is an integer number (38542357).

Almost surely, 2^77084713 is an apocalyptic number.

It is an amenable number.

77084713 is a deficient number, since it is larger than the sum of its proper divisors (1).

77084713 is an equidigital number, since it uses as much as digits as its factorization.

77084713 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32928, while the sum is 37.

The square root of 77084713 is about 8779.7900316579. The cubic root of 77084713 is about 425.5880450390.

It can be divided in two parts, 7708 and 4713, that added together give a palindrome (12421).

The spelling of 77084713 in words is "seventy-seven million, eighty-four thousand, seven hundred thirteen".