77957353 has 2 divisors, whose sum is σ = 77957354. Its totient is φ = 77957352.

The previous prime is 77957339. The next prime is 77957371. The reversal of 77957353 is 35375977.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 74166544 + 3790809 = 8612^2 + 1947^2 .

It is a cyclic number.

It is not a de Polignac number, because 77957353 - 2¹³ = 77949161 is a prime.

It is not a weakly prime, because it can be changed into another prime (77957303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38978676 + 38978677.

It is an arithmetic number, because the mean of its divisors is an integer number (38978677).

Almost surely, 2^77957353 is an apocalyptic number.

It is an amenable number.

77957353 is a deficient number, since it is larger than the sum of its proper divisors (1).

77957353 is an equidigital number, since it uses as much as digits as its factorization.

77957353 is an evil number, because the sum of its binary digits is even.

The product of its digits is 694575, while the sum is 46.

The square root of 77957353 is about 8829.3461252802. The cubic root of 77957353 is about 427.1879838560.

The spelling of 77957353 in words is "seventy-seven million, nine hundred fifty-seven thousand, three hundred fifty-three".