5315512523 has 8 divisors (see below), whose sum is σ = 5600371200. Its totient is φ = 5031163368.

The previous prime is 5315512507. The next prime is 5315512541. The reversal of 5315512523 is 3252155135.

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

It is not a de Polignac number, because 5315512523 - 2⁴ = 5315512507 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 5315512523.

It is not an unprimeable number, because it can be changed into a prime (5315512583) 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, 105863 + ... + 147776.

It is an arithmetic number, because the mean of its divisors is an integer number (700046400).

Almost surely, 2^5315512523 is an apocalyptic number.

5315512523 is a deficient number, since it is larger than the sum of its proper divisors (284858677).

5315512523 is a wasteful number, since it uses less digits than its factorization.

5315512523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 254761.

The product of its digits is 22500, while the sum is 32.

The square root of 5315512523 is about 72907.5614939905. The cubic root of 5315512523 is about 1745.2127690247.

Adding to 5315512523 its reverse (3252155135), we get a palindrome (8567667658).

The spelling of 5315512523 in words is "five billion, three hundred fifteen million, five hundred twelve thousand, five hundred twenty-three".