351314393 has 4 divisors (see below), whose sum is σ = 353418240. Its totient is φ = 349210548.

The previous prime is 351314377. The next prime is 351314419. The reversal of 351314393 is 393413153.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 393413153 = 7 ⋅56201879.

It is a cyclic number.

It is not a de Polignac number, because 351314393 - 2⁴ = 351314377 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (351314993) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1051673 + ... + 1052006.

It is an arithmetic number, because the mean of its divisors is an integer number (88354560).

Almost surely, 2^351314393 is an apocalyptic number.

It is an amenable number.

351314393 is a deficient number, since it is larger than the sum of its proper divisors (2103847).

351314393 is a wasteful number, since it uses less digits than its factorization.

351314393 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2103846.

The product of its digits is 14580, while the sum is 32.

The square root of 351314393 is about 18743.3826456166. The cubic root of 351314393 is about 705.6109540545.

The spelling of 351314393 in words is "three hundred fifty-one million, three hundred fourteen thousand, three hundred ninety-three".