495719131 has 4 divisors (see below), whose sum is σ = 503117992. Its totient is φ = 488320272.

The previous prime is 495719117. The next prime is 495719141. The reversal of 495719131 is 131917594.

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 495719131 - 2¹⁷ = 495588059 is a prime.

It is a super-2 number, since 2×495719131² = 491474913678790322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (495719111) 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, 3699330 + ... + 3699463.

It is an arithmetic number, because the mean of its divisors is an integer number (125779498).

Almost surely, 2^495719131 is an apocalyptic number.

495719131 is a deficient number, since it is larger than the sum of its proper divisors (7398861).

495719131 is an equidigital number, since it uses as much as digits as its factorization.

495719131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7398860.

The product of its digits is 34020, while the sum is 40.

The square root of 495719131 is about 22264.7508631918. The cubic root of 495719131 is about 791.4288785281.

The spelling of 495719131 in words is "four hundred ninety-five million, seven hundred nineteen thousand, one hundred thirty-one".