457479123 has 4 divisors (see below), whose sum is σ = 609972168. Its totient is φ = 304986080.

The previous prime is 457479109. The next prime is 457479133. The reversal of 457479123 is 321974754.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 457479123 - 2⁵ = 457479091 is a prime.

It is not an unprimeable number, because it can be changed into a prime (457479103) 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, 76246518 + ... + 76246523.

It is an arithmetic number, because the mean of its divisors is an integer number (152493042).

Almost surely, 2^457479123 is an apocalyptic number.

457479123 is a deficient number, since it is larger than the sum of its proper divisors (152493045).

457479123 is a wasteful number, since it uses less digits than its factorization.

457479123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152493044.

The product of its digits is 211680, while the sum is 42.

The square root of 457479123 is about 21388.7616051047. The cubic root of 457479123 is about 770.5315512267.

The spelling of 457479123 in words is "four hundred fifty-seven million, four hundred seventy-nine thousand, one hundred twenty-three".