11114311525 has 12 divisors (see below), whose sum is σ = 13851710532. Its totient is φ = 8846311040.

The previous prime is 11114311471. The next prime is 11114311541. The reversal of 11114311525 is 52511341111.

It can be written as a sum of positive squares in 6 ways, for example, as 46009089 + 11068302436 = 6783^2 + 105206^2 .

It is not a de Polignac number, because 11114311525 - 2²⁷ = 10980093797 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25).

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 11114311525.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1123432 + ... + 1133281.

It is an arithmetic number, because the mean of its divisors is an integer number (1154309211).

Almost surely, 2^11114311525 is an apocalyptic number.

It is an amenable number.

11114311525 is a deficient number, since it is larger than the sum of its proper divisors (2737399007).

11114311525 is a wasteful number, since it uses less digits than its factorization.

11114311525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2256920 (or 2256915 counting only the distinct ones).

The product of its digits is 600, while the sum is 25.

Adding to 11114311525 its reverse (52511341111), we get a palindrome (63625652636).

The spelling of 11114311525 in words is "eleven billion, one hundred fourteen million, three hundred eleven thousand, five hundred twenty-five".