55636159 has 2 divisors, whose sum is σ = 55636160. Its totient is φ = 55636158.

The previous prime is 55636151. The next prime is 55636183. The reversal of 55636159 is 95163655.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 55636159 - 2³ = 55636151 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55636151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27818079 + 27818080.

It is an arithmetic number, because the mean of its divisors is an integer number (27818080).

Almost surely, 2^55636159 is an apocalyptic number.

55636159 is a deficient number, since it is larger than the sum of its proper divisors (1).

55636159 is an equidigital number, since it uses as much as digits as its factorization.

55636159 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 121500, while the sum is 40.

The square root of 55636159 is about 7458.9650086322. The cubic root of 55636159 is about 381.7558608327.

The spelling of 55636159 in words is "fifty-five million, six hundred thirty-six thousand, one hundred fifty-nine".