166334627 has 2 divisors, whose sum is σ = 166334628. Its totient is φ = 166334626.

The previous prime is 166334599. The next prime is 166334639. The reversal of 166334627 is 726433661.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 166334627 - 2¹⁰ = 166333603 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (166334657) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 83167313 + 83167314.

It is an arithmetic number, because the mean of its divisors is an integer number (83167314).

Almost surely, 2^166334627 is an apocalyptic number.

166334627 is a deficient number, since it is larger than the sum of its proper divisors (1).

166334627 is an equidigital number, since it uses as much as digits as its factorization.

166334627 is an evil number, because the sum of its binary digits is even.

The product of its digits is 108864, while the sum is 38.

The square root of 166334627 is about 12897.0782350112. The cubic root of 166334627 is about 549.9555082467.

The spelling of 166334627 in words is "one hundred sixty-six million, three hundred thirty-four thousand, six hundred twenty-seven".