473631511 has 4 divisors (see below), whose sum is σ = 481396024. Its totient is φ = 465867000.

The previous prime is 473631493. The next prime is 473631517. The reversal of 473631511 is 115136374.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 115136374 = 2 ⋅57568187.

It is a cyclic number.

It is not a de Polignac number, because 473631511 - 2²³ = 465242903 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 (473631517) 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, 3882165 + ... + 3882286.

It is an arithmetic number, because the mean of its divisors is an integer number (120349006).

Almost surely, 2^473631511 is an apocalyptic number.

473631511 is a deficient number, since it is larger than the sum of its proper divisors (7764513).

473631511 is an equidigital number, since it uses as much as digits as its factorization.

473631511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7764512.

The product of its digits is 7560, while the sum is 31.

The square root of 473631511 is about 21763.0767815583. The cubic root of 473631511 is about 779.4953513040.

Adding to 473631511 its reverse (115136374), we get a palindrome (588767885).

The spelling of 473631511 in words is "four hundred seventy-three million, six hundred thirty-one thousand, five hundred eleven".