166352051 has 2 divisors, whose sum is σ = 166352052. Its totient is φ = 166352050.

The previous prime is 166352041. The next prime is 166352083. The reversal of 166352051 is 150253661.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 166352051 - 2¹⁸ = 166089907 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (166352041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 83176025 + 83176026.

It is an arithmetic number, because the mean of its divisors is an integer number (83176026).

Almost surely, 2^166352051 is an apocalyptic number.

166352051 is a deficient number, since it is larger than the sum of its proper divisors (1).

166352051 is an equidigital number, since it uses as much as digits as its factorization.

166352051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5400, while the sum is 29.

The square root of 166352051 is about 12897.7537191559. The cubic root of 166352051 is about 549.9747106829.

The spelling of 166352051 in words is "one hundred sixty-six million, three hundred fifty-two thousand, fifty-one".