351712313 has 8 divisors (see below), whose sum is σ = 354277440. Its totient is φ = 349156080.

The previous prime is 351712307. The next prime is 351712357. The reversal of 351712313 is 313217153.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 351712313 - 2⁸ = 351712057 is a prime.

It is a super-2 number, since 2×351712313² = 247403102231619938, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (351712373) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 90731 + ... + 94527.

It is an arithmetic number, because the mean of its divisors is an integer number (44284680).

Almost surely, 2^351712313 is an apocalyptic number.

It is an amenable number.

351712313 is a deficient number, since it is larger than the sum of its proper divisors (2565127).

351712313 is a wasteful number, since it uses less digits than its factorization.

351712313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4447.

The product of its digits is 1890, while the sum is 26.

The square root of 351712313 is about 18753.9945878205. The cubic root of 351712313 is about 705.8772594634.

Adding to 351712313 its reverse (313217153), we get a palindrome (664929466).

The spelling of 351712313 in words is "three hundred fifty-one million, seven hundred twelve thousand, three hundred thirteen".