497927131 has 4 divisors (see below), whose sum is σ = 536229232. Its totient is φ = 459625032.

The previous prime is 497927123. The next prime is 497927141. The reversal of 497927131 is 131729794.

It is a happy number.

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 497927131 - 2³ = 497927123 is a prime.

It is a super-2 number, since 2×497927131² = 495862855571782322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (497927141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19151031 + ... + 19151056.

It is an arithmetic number, because the mean of its divisors is an integer number (134057308).

Almost surely, 2^497927131 is an apocalyptic number.

497927131 is a deficient number, since it is larger than the sum of its proper divisors (38302101).

497927131 is a wasteful number, since it uses less digits than its factorization.

497927131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38302100.

The product of its digits is 95256, while the sum is 43.

The square root of 497927131 is about 22314.2808757083. The cubic root of 497927131 is about 792.6021819569.

The spelling of 497927131 in words is "four hundred ninety-seven million, nine hundred twenty-seven thousand, one hundred thirty-one".