465449131 has 16 divisors (see below), whose sum is σ = 545126400. Its totient is φ = 389126880.

The previous prime is 465449123. The next prime is 465449161. The reversal of 465449131 is 131944564.

It is a cyclic number.

It is not a de Polignac number, because 465449131 - 2³ = 465449123 is a prime.

It is a super-2 number, since 2×465449131² = 433285787097310322, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (465449161) 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, 100045 + ... + 104593.

It is an arithmetic number, because the mean of its divisors is an integer number (34070400).

Almost surely, 2^465449131 is an apocalyptic number.

465449131 is a deficient number, since it is larger than the sum of its proper divisors (79677269).

465449131 is a wasteful number, since it uses less digits than its factorization.

465449131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4914.

The product of its digits is 51840, while the sum is 37.

The square root of 465449131 is about 21574.2701151163. The cubic root of 465449131 is about 774.9804398809.

The spelling of 465449131 in words is "four hundred sixty-five million, four hundred forty-nine thousand, one hundred thirty-one".