166663113 has 8 divisors (see below), whose sum is σ = 222346176. Its totient is φ = 111044400.

The previous prime is 166663069. The next prime is 166663127. The reversal of 166663113 is 311366661.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 166663113 - 2¹⁴ = 166646729 is a prime.

It is not an unprimeable number, because it can be changed into a prime (166663153) 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, 9678 + ... + 20663.

It is an arithmetic number, because the mean of its divisors is an integer number (27793272).

Almost surely, 2^166663113 is an apocalyptic number.

It is an amenable number.

166663113 is a deficient number, since it is larger than the sum of its proper divisors (55683063).

166663113 is a wasteful number, since it uses less digits than its factorization.

166663113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32175.

The product of its digits is 11664, while the sum is 33.

The square root of 166663113 is about 12909.8068537062. The cubic root of 166663113 is about 550.3172968050.

The spelling of 166663113 in words is "one hundred sixty-six million, six hundred sixty-three thousand, one hundred thirteen".