495963731 has 2 divisors, whose sum is σ = 495963732. Its totient is φ = 495963730.

The previous prime is 495963709. The next prime is 495963739. The reversal of 495963731 is 137369594.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-495963731 is a prime.

It is a super-2 number, since 2×495963731² = 491960044934880722, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (495963739) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 247981865 + 247981866.

It is an arithmetic number, because the mean of its divisors is an integer number (247981866).

Almost surely, 2^495963731 is an apocalyptic number.

495963731 is a deficient number, since it is larger than the sum of its proper divisors (1).

495963731 is an equidigital number, since it uses as much as digits as its factorization.

495963731 is an evil number, because the sum of its binary digits is even.

The product of its digits is 612360, while the sum is 47.

The square root of 495963731 is about 22270.2431733468. The cubic root of 495963731 is about 791.5590272762.

It can be divided in two parts, 495963 and 731, that added together give a palindrome (496694).

The spelling of 495963731 in words is "four hundred ninety-five million, nine hundred sixty-three thousand, seven hundred thirty-one".