11552559 has 8 divisors (see below), whose sum is σ = 15496320. Its totient is φ = 7655256.

The previous prime is 11552549. The next prime is 11552561. The reversal of 11552559 is 95525511.

11552559 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11552559 - 2¹⁵ = 11519791 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11552539) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11029 + ... + 12030.

It is an arithmetic number, because the mean of its divisors is an integer number (1937040).

Almost surely, 2^11552559 is an apocalyptic number.

11552559 is a deficient number, since it is larger than the sum of its proper divisors (3943761).

11552559 is a wasteful number, since it uses less digits than its factorization.

11552559 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23229.

The product of its digits is 11250, while the sum is 33.

The square root of 11552559 is about 3398.9055591469. The cubic root of 11552559 is about 226.0612189599.

The spelling of 11552559 in words is "eleven million, five hundred fifty-two thousand, five hundred fifty-nine".