495131005 has 32 divisors (see below), whose sum is σ = 634521600. Its totient is φ = 370108992.

The previous prime is 495130997. The next prime is 495131033. The reversal of 495131005 is 500131594.

It is not a de Polignac number, because 495131005 - 2³ = 495130997 is a prime.

It is a super-2 number, since 2×495131005² = 490309424224620050, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1379016 + ... + 1379374.

It is an arithmetic number, because the mean of its divisors is an integer number (19828800).

Almost surely, 2^495131005 is an apocalyptic number.

It is an amenable number.

495131005 is a deficient number, since it is larger than the sum of its proper divisors (139390595).

495131005 is a wasteful number, since it uses less digits than its factorization.

495131005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 633.

The product of its (nonzero) digits is 2700, while the sum is 28.

The square root of 495131005 is about 22251.5393849504. The cubic root of 495131005 is about 791.1157683627.

Adding to 495131005 its reverse (500131594), we get a palindrome (995262599).

The spelling of 495131005 in words is "four hundred ninety-five million, one hundred thirty-one thousand, five".