11559725 has 12 divisors (see below), whose sum is σ = 14722644. Its totient is φ = 8997120.

The previous prime is 11559703. The next prime is 11559749. The reversal of 11559725 is 52795511.

It can be written as a sum of positive squares in 6 ways, for example, as 121801 + 11437924 = 349^2 + 3382^2 .

It is not a de Polignac number, because 11559725 - 2⁸ = 11559469 is a prime.

It is a Duffinian number.

It is a Curzon number.

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 11 ways as a sum of consecutive naturals, for example, 5324 + ... + 7173.

It is an arithmetic number, because the mean of its divisors is an integer number (1226887).

Almost surely, 2^11559725 is an apocalyptic number.

It is an amenable number.

11559725 is a deficient number, since it is larger than the sum of its proper divisors (3162919).

11559725 is a wasteful number, since it uses less digits than its factorization.

11559725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12544 (or 12539 counting only the distinct ones).

The product of its digits is 15750, while the sum is 35.

The square root of 11559725 is about 3399.9595585830. The cubic root of 11559725 is about 226.1079508820.

The spelling of 11559725 in words is "eleven million, five hundred fifty-nine thousand, seven hundred twenty-five".