11431045525 has 12 divisors (see below), whose sum is σ = 14920523200. Its totient is φ = 8663528880.

The previous prime is 11431045523. The next prime is 11431045543. The reversal of 11431045525 is 52554013411.

It is not a de Polignac number, because 11431045525 - 2¹ = 11431045523 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11431045523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12032205 + ... + 12033154.

Almost surely, 2^11431045525 is an apocalyptic number.

It is an amenable number.

11431045525 is a deficient number, since it is larger than the sum of its proper divisors (3489477675).

11431045525 is a wasteful number, since it uses less digits than its factorization.

11431045525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24065388 (or 24065383 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 31.

Adding to 11431045525 its reverse (52554013411), we get a palindrome (63985058936).

The spelling of 11431045525 in words is "eleven billion, four hundred thirty-one million, forty-five thousand, five hundred twenty-five".