55727167 has 2 divisors, whose sum is σ = 55727168. Its totient is φ = 55727166.

The previous prime is 55727149. The next prime is 55727197. The reversal of 55727167 is 76172755.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 55727167 - 2¹⁵ = 55694399 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55727197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27863583 + 27863584.

It is an arithmetic number, because the mean of its divisors is an integer number (27863584).

Almost surely, 2^55727167 is an apocalyptic number.

55727167 is a deficient number, since it is larger than the sum of its proper divisors (1).

55727167 is an equidigital number, since it uses as much as digits as its factorization.

55727167 is an evil number, because the sum of its binary digits is even.

The product of its digits is 102900, while the sum is 40.

The square root of 55727167 is about 7465.0630941741. The cubic root of 55727167 is about 381.9639024578.

The spelling of 55727167 in words is "fifty-five million, seven hundred twenty-seven thousand, one hundred sixty-seven".