765432313 has 2 divisors, whose sum is σ = 765432314. Its totient is φ = 765432312.

The previous prime is 765432299. The next prime is 765432323. The reversal of 765432313 is 313234567.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 760270329 + 5161984 = 27573^2 + 2272^2 .

It is an emirp because it is prime and its reverse (313234567) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 765432313 - 2²⁹ = 228561401 is a prime.

It is not a weakly prime, because it can be changed into another prime (765432323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 382716156 + 382716157.

It is an arithmetic number, because the mean of its divisors is an integer number (382716157).

Almost surely, 2^765432313 is an apocalyptic number.

It is an amenable number.

765432313 is a deficient number, since it is larger than the sum of its proper divisors (1).

765432313 is an equidigital number, since it uses as much as digits as its factorization.

765432313 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 45360, while the sum is 34.

The square root of 765432313 is about 27666.4474228261. The cubic root of 765432313 is about 914.7496754188.

The spelling of 765432313 in words is "seven hundred sixty-five million, four hundred thirty-two thousand, three hundred thirteen".