11559955 has 16 divisors (see below), whose sum is σ = 15290208. Its totient is φ = 8320000.

The previous prime is 11559953. The next prime is 11559967. The reversal of 11559955 is 55995511.

It is not a de Polignac number, because 11559955 - 2¹ = 11559953 is a prime.

It is a Duffinian number.

It is a zygodrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (11559953) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4515 + ... + 6595.

It is an arithmetic number, because the mean of its divisors is an integer number (955638).

Almost surely, 2^11559955 is an apocalyptic number.

11559955 is a deficient number, since it is larger than the sum of its proper divisors (3730253).

11559955 is a wasteful number, since it uses less digits than its factorization.

11559955 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2198.

The product of its digits is 50625, while the sum is 40.

The square root of 11559955 is about 3399.9933823465. The cubic root of 11559955 is about 226.1094504702.

Subtracting 11559955 from its reverse (55995511), we obtain a square (44435556 = 6666²).

The spelling of 11559955 in words is "eleven million, five hundred fifty-nine thousand, nine hundred fifty-five".