146668159 has 16 divisors (see below), whose sum is σ = 165191040. Its totient is φ = 129080160.

The previous prime is 146668157. The next prime is 146668183. The reversal of 146668159 is 951866641.

It is not a de Polignac number, because 146668159 - 2¹ = 146668157 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146668157) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41797 + ... + 45169.

It is an arithmetic number, because the mean of its divisors is an integer number (10324440).

Almost surely, 2^146668159 is an apocalyptic number.

146668159 is a deficient number, since it is larger than the sum of its proper divisors (18522881).

146668159 is a wasteful number, since it uses less digits than its factorization.

146668159 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3510.

The product of its digits is 311040, while the sum is 46.

The square root of 146668159 is about 12110.6630289179. The cubic root of 146668159 is about 527.3657815345.

The spelling of 146668159 in words is "one hundred forty-six million, six hundred sixty-eight thousand, one hundred fifty-nine".