166913054 has 16 divisors (see below), whose sum is σ = 312149376. Its totient is φ = 65031000.

The previous prime is 166913053. The next prime is 166913069. The reversal of 166913054 is 450319661.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (166913051) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 541772 + ... + 542079.

It is an arithmetic number, because the mean of its divisors is an integer number (19509336).

Almost surely, 2^166913054 is an apocalyptic number.

166913054 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

166913054 is a deficient number, since it is larger than the sum of its proper divisors (145236322).

166913054 is a wasteful number, since it uses less digits than its factorization.

166913054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1083871.

The product of its (nonzero) digits is 19440, while the sum is 35.

The square root of 166913054 is about 12919.4835036080. The cubic root of 166913054 is about 550.5922589759.

The spelling of 166913054 in words is "one hundred sixty-six million, nine hundred thirteen thousand, fifty-four".