77264753 has 2 divisors, whose sum is σ = 77264754. Its totient is φ = 77264752.

The previous prime is 77264749. The next prime is 77264791. The reversal of 77264753 is 35746277.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 67354849 + 9909904 = 8207^2 + 3148^2 .

It is a cyclic number.

It is not a de Polignac number, because 77264753 - 2² = 77264749 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 77264753.

It is not a weakly prime, because it can be changed into another prime (77264743) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38632376 + 38632377.

It is an arithmetic number, because the mean of its divisors is an integer number (38632377).

Almost surely, 2^77264753 is an apocalyptic number.

It is an amenable number.

77264753 is a deficient number, since it is larger than the sum of its proper divisors (1).

77264753 is an equidigital number, since it uses as much as digits as its factorization.

77264753 is an evil number, because the sum of its binary digits is even.

The product of its digits is 246960, while the sum is 41.

The square root of 77264753 is about 8790.0371444039. The cubic root of 77264753 is about 425.9191236328.

The spelling of 77264753 in words is "seventy-seven million, two hundred sixty-four thousand, seven hundred fifty-three".