55911179 has 2 divisors, whose sum is σ = 55911180. Its totient is φ = 55911178.

The previous prime is 55911169. The next prime is 55911209. The reversal of 55911179 is 97111955.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 55911179 - 2¹² = 55907083 is a prime.

It is not a weakly prime, because it can be changed into another prime (55911169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27955589 + 27955590.

It is an arithmetic number, because the mean of its divisors is an integer number (27955590).

Almost surely, 2^55911179 is an apocalyptic number.

55911179 is a deficient number, since it is larger than the sum of its proper divisors (1).

55911179 is an equidigital number, since it uses as much as digits as its factorization.

55911179 is an evil number, because the sum of its binary digits is even.

The product of its digits is 14175, while the sum is 38.

The square root of 55911179 is about 7477.3778157854. The cubic root of 55911179 is about 382.3838575428.

The spelling of 55911179 in words is "fifty-five million, nine hundred eleven thousand, one hundred seventy-nine".