11955552 has 48 divisors (see below), whose sum is σ = 35868672. Its totient is φ = 3415680.

The previous prime is 11955533. The next prime is 11955571. The reversal of 11955552 is 25555911.

11955552 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (11955533) and next prime (11955571).

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8224 + ... + 9567.

It is an arithmetic number, because the mean of its divisors is an integer number (747264).

Almost surely, 2^11955552 is an apocalyptic number.

11955552 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11955552 is an abundant number, since it is smaller than the sum of its proper divisors (23913120).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11955552 is a wasteful number, since it uses less digits than its factorization.

11955552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17811 (or 17803 counting only the distinct ones).

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

The square root of 11955552 is about 3457.6801471507. The cubic root of 11955552 is about 228.6598306862.

The spelling of 11955552 in words is "eleven million, nine hundred fifty-five thousand, five hundred fifty-two".