1113664525 has 48 divisors (see below), whose sum is σ = 1478030400. Its totient is φ = 830914560.

The previous prime is 1113664511. The next prime is 1113664547. The reversal of 1113664525 is 5254663111.

It is not a de Polignac number, because 1113664525 - 2⁵ = 1113664493 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4333197 + ... + 4333453.

It is an arithmetic number, because the mean of its divisors is an integer number (30792300).

Almost surely, 2^1113664525 is an apocalyptic number.

It is an amenable number.

1113664525 is a deficient number, since it is larger than the sum of its proper divisors (364365875).

1113664525 is a wasteful number, since it uses less digits than its factorization.

1113664525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 478 (or 473 counting only the distinct ones).

The product of its digits is 21600, while the sum is 34.

The square root of 1113664525 is about 33371.6125621763. The cubic root of 1113664525 is about 1036.5369667223.

The spelling of 1113664525 in words is "one billion, one hundred thirteen million, six hundred sixty-four thousand, five hundred twenty-five".