165074227 has 2 divisors, whose sum is σ = 165074228. Its totient is φ = 165074226.

The previous prime is 165074179. The next prime is 165074249. The reversal of 165074227 is 722470561.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 165074227 - 2⁷ = 165074099 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 165074192 and 165074201.

It is not a weakly prime, because it can be changed into another prime (165074027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82537113 + 82537114.

It is an arithmetic number, because the mean of its divisors is an integer number (82537114).

Almost surely, 2^165074227 is an apocalyptic number.

165074227 is a deficient number, since it is larger than the sum of its proper divisors (1).

165074227 is an equidigital number, since it uses as much as digits as its factorization.

165074227 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 23520, while the sum is 34.

The square root of 165074227 is about 12848.1215358511. The cubic root of 165074227 is about 548.5628895265.

The spelling of 165074227 in words is "one hundred sixty-five million, seventy-four thousand, two hundred twenty-seven".