2318355157 has 2 divisors, whose sum is σ = 2318355158. Its totient is φ = 2318355156.

The previous prime is 2318355133. The next prime is 2318355163. The reversal of 2318355157 is 7515538132.

2318355157 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1733972881 + 584382276 = 41641^2 + 24174^2 .

It is a cyclic number.

It is not a de Polignac number, because 2318355157 - 2⁷ = 2318355029 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2318355857) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1159177578 + 1159177579.

It is an arithmetic number, because the mean of its divisors is an integer number (1159177579).

Almost surely, 2^2318355157 is an apocalyptic number.

It is an amenable number.

2318355157 is a deficient number, since it is larger than the sum of its proper divisors (1).

2318355157 is an equidigital number, since it uses as much as digits as its factorization.

2318355157 is an evil number, because the sum of its binary digits is even.

The product of its digits is 126000, while the sum is 40.

The square root of 2318355157 is about 48149.3006906642. The cubic root of 2318355157 is about 1323.5082596025.

The spelling of 2318355157 in words is "two billion, three hundred eighteen million, three hundred fifty-five thousand, one hundred fifty-seven".