11657055 has 8 divisors (see below), whose sum is σ = 18651312. Its totient is φ = 6217088.

The previous prime is 11657047. The next prime is 11657083. The reversal of 11657055 is 55075611.

11657055 is digitally balanced in base 3, because in such base 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 a cyclic number.

It is not a de Polignac number, because 11657055 - 2³ = 11657047 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 388554 + ... + 388583.

It is an arithmetic number, because the mean of its divisors is an integer number (2331414).

Almost surely, 2^11657055 is an apocalyptic number.

11657055 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11657055 is a deficient number, since it is larger than the sum of its proper divisors (6994257).

11657055 is an equidigital number, since it uses as much as digits as its factorization.

11657055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 777145.

The product of its (nonzero) digits is 5250, while the sum is 30.

The square root of 11657055 is about 3414.2429614777. The cubic root of 11657055 is about 226.7407689762.

The spelling of 11657055 in words is "eleven million, six hundred fifty-seven thousand, fifty-five".