479140513 has 4 divisors (see below), whose sum is σ = 489335040. Its totient is φ = 468945988.

The previous prime is 479140481. The next prime is 479140549. The reversal of 479140513 is 315041974.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 479140513 - 2⁵ = 479140481 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (479140583) 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, 5097193 + ... + 5097286.

It is an arithmetic number, because the mean of its divisors is an integer number (122333760).

Almost surely, 2^479140513 is an apocalyptic number.

It is an amenable number.

479140513 is a deficient number, since it is larger than the sum of its proper divisors (10194527).

479140513 is a wasteful number, since it uses less digits than its factorization.

479140513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10194526.

The product of its (nonzero) digits is 15120, while the sum is 34.

The square root of 479140513 is about 21889.2784942766. The cubic root of 479140513 is about 782.5059187663.

The spelling of 479140513 in words is "four hundred seventy-nine million, one hundred forty thousand, five hundred thirteen".