747315313 has 2 divisors, whose sum is σ = 747315314. Its totient is φ = 747315312.

The previous prime is 747315293. The next prime is 747315341. The reversal of 747315313 is 313513747.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 655001649 + 92313664 = 25593^2 + 9608^2 .

It is a cyclic number.

It is not a de Polignac number, because 747315313 - 2⁹ = 747314801 is a prime.

It is not a weakly prime, because it can be changed into another prime (747315383) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 373657656 + 373657657.

It is an arithmetic number, because the mean of its divisors is an integer number (373657657).

Almost surely, 2^747315313 is an apocalyptic number.

It is an amenable number.

747315313 is a deficient number, since it is larger than the sum of its proper divisors (1).

747315313 is an equidigital number, since it uses as much as digits as its factorization.

747315313 is an evil number, because the sum of its binary digits is even.

The product of its digits is 26460, while the sum is 34.

The square root of 747315313 is about 27337.0684785330. The cubic root of 747315313 is about 907.4749114127.

The spelling of 747315313 in words is "seven hundred forty-seven million, three hundred fifteen thousand, three hundred thirteen".