5165867227 has 2 divisors, whose sum is σ = 5165867228. Its totient is φ = 5165867226.

The previous prime is 5165867159. The next prime is 5165867233. The reversal of 5165867227 is 7227685615.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5165867227 - 2²³ = 5157478619 is a prime.

It is not a weakly prime, because it can be changed into another prime (5165867257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2582933613 + 2582933614.

It is an arithmetic number, because the mean of its divisors is an integer number (2582933614).

Almost surely, 2^5165867227 is an apocalyptic number.

5165867227 is a deficient number, since it is larger than the sum of its proper divisors (1).

5165867227 is an equidigital number, since it uses as much as digits as its factorization.

5165867227 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1411200, while the sum is 49.

The square root of 5165867227 is about 71873.9676586732. The cubic root of 5165867227 is about 1728.6792270210.

The spelling of 5165867227 in words is "five billion, one hundred sixty-five million, eight hundred sixty-seven thousand, two hundred twenty-seven".