313233155 has 8 divisors (see below), whose sum is σ = 375979200. Its totient is φ = 250520256.

The previous prime is 313233149. The next prime is 313233163. The reversal of 313233155 is 551332313.

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 313233155 - 2⁴ = 313233139 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23831 + ... + 34559.

It is an arithmetic number, because the mean of its divisors is an integer number (46997400).

Almost surely, 2^313233155 is an apocalyptic number.

313233155 is a deficient number, since it is larger than the sum of its proper divisors (62746045).

313233155 is a wasteful number, since it uses less digits than its factorization.

313233155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16573.

The product of its digits is 4050, while the sum is 26.

The square root of 313233155 is about 17698.3941361921. The cubic root of 313233155 is about 679.1346800314.

Adding to 313233155 its reverse (551332313), we get a palindrome (864565468).

The spelling of 313233155 in words is "three hundred thirteen million, two hundred thirty-three thousand, one hundred fifty-five".