32113525 has 6 divisors (see below), whose sum is σ = 39820802. Its totient is φ = 25690800.

The previous prime is 32113519. The next prime is 32113559. The reversal of 32113525 is 52531123.

It can be written as a sum of positive squares in 3 ways, for example, as 5827396 + 26286129 = 2414^2 + 5127^2 .

It is not a de Polignac number, because 32113525 - 2³ = 32113517 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 32113496 and 32113505.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 642246 + ... + 642295.

Almost surely, 2^32113525 is an apocalyptic number.

It is an amenable number.

32113525 is a deficient number, since it is larger than the sum of its proper divisors (7707277).

32113525 is a wasteful number, since it uses less digits than its factorization.

32113525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1284551 (or 1284546 counting only the distinct ones).

The product of its digits is 900, while the sum is 22.

The square root of 32113525 is about 5666.8796528601. The cubic root of 32113525 is about 317.8552041772.

Adding to 32113525 its reverse (52531123), we get a palindrome (84644648).

The spelling of 32113525 in words is "thirty-two million, one hundred thirteen thousand, five hundred twenty-five".