55063171 has 2 divisors, whose sum is σ = 55063172. Its totient is φ = 55063170.

The previous prime is 55063157. The next prime is 55063181. The reversal of 55063171 is 17136055.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 55063171 - 2⁵ = 55063139 is a prime.

It is not a weakly prime, because it can be changed into another prime (55063181) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27531585 + 27531586.

It is an arithmetic number, because the mean of its divisors is an integer number (27531586).

Almost surely, 2^55063171 is an apocalyptic number.

55063171 is a deficient number, since it is larger than the sum of its proper divisors (1).

55063171 is an equidigital number, since it uses as much as digits as its factorization.

55063171 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3150, while the sum is 28.

The square root of 55063171 is about 7420.4562528190. The cubic root of 55063171 is about 380.4407881325.

The spelling of 55063171 in words is "fifty-five million, sixty-three thousand, one hundred seventy-one".