495399311 has 8 divisors (see below), whose sum is σ = 540687744. Its totient is φ = 450152920.

The previous prime is 495399299. The next prime is 495399319. The reversal of 495399311 is 113993594.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 495399311 - 2¹⁰ = 495398287 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (495399319) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17360 + ... + 35946.

It is an arithmetic number, because the mean of its divisors is an integer number (67585968).

Almost surely, 2^495399311 is an apocalyptic number.

495399311 is a deficient number, since it is larger than the sum of its proper divisors (45288433).

495399311 is a wasteful number, since it uses less digits than its factorization.

495399311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21021.

The product of its digits is 131220, while the sum is 44.

The square root of 495399311 is about 22257.5674996168. The cubic root of 495399311 is about 791.2586415121.

The spelling of 495399311 in words is "four hundred ninety-five million, three hundred ninety-nine thousand, three hundred eleven".