479123155 has 16 divisors (see below), whose sum is σ = 695736000. Its totient is φ = 309215232.

The previous prime is 479123149. The next prime is 479123159. The reversal of 479123155 is 551321974.

479123155 = T₂₃₄ + T₂₃₅ + ... + T₁₄₂₃.

It is a cyclic number.

It is not a de Polignac number, because 479123155 - 2⁹ = 479122643 is a prime.

It is not an unprimeable number, because it can be changed into a prime (479123159) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 402030 + ... + 403219.

It is an arithmetic number, because the mean of its divisors is an integer number (43483500).

Almost surely, 2^479123155 is an apocalyptic number.

479123155 is a deficient number, since it is larger than the sum of its proper divisors (216612845).

479123155 is a wasteful number, since it uses less digits than its factorization.

479123155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 805278.

The product of its digits is 37800, while the sum is 37.

The square root of 479123155 is about 21888.8819952048. The cubic root of 479123155 is about 782.4964692754.

The spelling of 479123155 in words is "four hundred seventy-nine million, one hundred twenty-three thousand, one hundred fifty-five".