351134406817 has 2 divisors, whose sum is σ = 351134406818. Its totient is φ = 351134406816.

The previous prime is 351134406781. The next prime is 351134406863. The reversal of 351134406817 is 718604431153.

Together with previous prime (351134406781) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 349299912256 + 1834494561 = 591016^2 + 42831^2 .

It is a cyclic number.

It is not a de Polignac number, because 351134406817 - 2¹⁵ = 351134374049 is a prime.

It is not a weakly prime, because it can be changed into another prime (351134206817) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 175567203408 + 175567203409.

It is an arithmetic number, because the mean of its divisors is an integer number (175567203409).

Almost surely, 2^351134406817 is an apocalyptic number.

It is an amenable number.

351134406817 is a deficient number, since it is larger than the sum of its proper divisors (1).

351134406817 is an equidigital number, since it uses as much as digits as its factorization.

351134406817 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 241920, while the sum is 43.

The spelling of 351134406817 in words is "three hundred fifty-one billion, one hundred thirty-four million, four hundred six thousand, eight hundred seventeen".