747332313157 has 2 divisors, whose sum is σ = 747332313158. Its totient is φ = 747332313156.

The previous prime is 747332313137. The next prime is 747332313173. The reversal of 747332313157 is 751313233747.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 718780100481 + 28552212676 = 847809^2 + 168974^2 .

It is a cyclic number.

It is not a de Polignac number, because 747332313157 - 2³⁵ = 712972574789 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (747332313107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 373666156578 + 373666156579.

It is an arithmetic number, because the mean of its divisors is an integer number (373666156579).

Almost surely, 2^747332313157 is an apocalyptic number.

It is an amenable number.

747332313157 is a deficient number, since it is larger than the sum of its proper divisors (1).

747332313157 is an equidigital number, since it uses as much as digits as its factorization.

747332313157 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1111320, while the sum is 46.

The spelling of 747332313157 in words is "seven hundred forty-seven billion, three hundred thirty-two million, three hundred thirteen thousand, one hundred fifty-seven".