166075183 has 2 divisors, whose sum is σ = 166075184. Its totient is φ = 166075182.

The previous prime is 166075139. The next prime is 166075187. The reversal of 166075183 is 381570661.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 166075183 - 2¹³ = 166066991 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (166075187) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 83037591 + 83037592.

It is an arithmetic number, because the mean of its divisors is an integer number (83037592).

Almost surely, 2^166075183 is an apocalyptic number.

166075183 is a deficient number, since it is larger than the sum of its proper divisors (1).

166075183 is an equidigital number, since it uses as much as digits as its factorization.

166075183 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 30240, while the sum is 37.

The square root of 166075183 is about 12887.0160626888. The cubic root of 166075183 is about 549.6694244891.

The spelling of 166075183 in words is "one hundred sixty-six million, seventy-five thousand, one hundred eighty-three".