166674119 has 2 divisors, whose sum is σ = 166674120. Its totient is φ = 166674118.

The previous prime is 166674083. The next prime is 166674181. The reversal of 166674119 is 911476661.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 166674119 - 2¹⁶ = 166608583 is a prime.

It is a super-2 number, since 2×166674119² = 55560523888852322, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (166674199) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 83337059 + 83337060.

It is an arithmetic number, because the mean of its divisors is an integer number (83337060).

Almost surely, 2^166674119 is an apocalyptic number.

166674119 is a deficient number, since it is larger than the sum of its proper divisors (1).

166674119 is an equidigital number, since it uses as much as digits as its factorization.

166674119 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 54432, while the sum is 41.

The square root of 166674119 is about 12910.2331117606. The cubic root of 166674119 is about 550.3294103810.

The spelling of 166674119 in words is "one hundred sixty-six million, six hundred seventy-four thousand, one hundred nineteen".