357345974317 has 2 divisors, whose sum is σ = 357345974318. Its totient is φ = 357345974316.

The previous prime is 357345974299. The next prime is 357345974443. The reversal of 357345974317 is 713479543753.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 294074105796 + 63271868521 = 542286^2 + 251539^2 .

It is a cyclic number.

It is not a de Polignac number, because 357345974317 - 2²⁷ = 357211756589 is a prime.

It is a super-2 number, since 2×357345974317² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (357385974317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 178672987158 + 178672987159.

It is an arithmetic number, because the mean of its divisors is an integer number (178672987159).

Almost surely, 2^357345974317 is an apocalyptic number.

It is an amenable number.

357345974317 is a deficient number, since it is larger than the sum of its proper divisors (1).

357345974317 is an equidigital number, since it uses as much as digits as its factorization.

357345974317 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 33339600, while the sum is 58.

The spelling of 357345974317 in words is "three hundred fifty-seven billion, three hundred forty-five million, nine hundred seventy-four thousand, three hundred seventeen".