5125523131 has 8 divisors (see below), whose sum is σ = 5140054800. Its totient is φ = 5111006208.

The previous prime is 5125523111. The next prime is 5125523141. The reversal of 5125523131 is 1313255215.

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 5125523131 - 2¹¹ = 5125521083 is a prime.

It is a super-2 number, since 2×5125523131² = 52541974732832086322, which contains 22 as substring.

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 5125523131.

It is not an unprimeable number, because it can be changed into a prime (5125523111) 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, 1213335 + ... + 1217551.

It is an arithmetic number, because the mean of its divisors is an integer number (642506850).

Almost surely, 2^5125523131 is an apocalyptic number.

5125523131 is a deficient number, since it is larger than the sum of its proper divisors (14531669).

5125523131 is a wasteful number, since it uses less digits than its factorization.

5125523131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7373.

The product of its digits is 4500, while the sum is 28.

The square root of 5125523131 is about 71592.7589285397. The cubic root of 5125523131 is about 1724.1672806128.

Adding to 5125523131 its reverse (1313255215), we get a palindrome (6438778346).

The spelling of 5125523131 in words is "five billion, one hundred twenty-five million, five hundred twenty-three thousand, one hundred thirty-one".