11955057 has 8 divisors (see below), whose sum is σ = 16454400. Its totient is φ = 7712880.

The previous prime is 11955037. The next prime is 11955089. The reversal of 11955057 is 75055911.

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

It is not a de Polignac number, because 11955057 - 2²⁰ = 10906481 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11955007) 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, 64182 + ... + 64367.

It is an arithmetic number, because the mean of its divisors is an integer number (2056800).

Almost surely, 2^11955057 is an apocalyptic number.

It is an amenable number.

11955057 is a deficient number, since it is larger than the sum of its proper divisors (4499343).

11955057 is a wasteful number, since it uses less digits than its factorization.

11955057 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128583.

The product of its (nonzero) digits is 7875, while the sum is 33.

The square root of 11955057 is about 3457.6085666252. The cubic root of 11955057 is about 228.6566748810.

The spelling of 11955057 in words is "eleven million, nine hundred fifty-five thousand, fifty-seven".