523134317 has 4 divisors (see below), whose sum is σ = 523704480. Its totient is φ = 522564156.

The previous prime is 523134281. The next prime is 523134323. The reversal of 523134317 is 713431325.

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 523134317 - 2¹² = 523130221 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 523134317.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (523134397) 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, 283703 + ... + 285540.

It is an arithmetic number, because the mean of its divisors is an integer number (130926120).

Almost surely, 2^523134317 is an apocalyptic number.

It is an amenable number.

523134317 is a deficient number, since it is larger than the sum of its proper divisors (570163).

523134317 is an equidigital number, since it uses as much as digits as its factorization.

523134317 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 570162.

The product of its digits is 7560, while the sum is 29.

The square root of 523134317 is about 22872.1296997022. The cubic root of 523134317 is about 805.7575867729.

The spelling of 523134317 in words is "five hundred twenty-three million, one hundred thirty-four thousand, three hundred seventeen".