168512974 has 8 divisors (see below), whose sum is σ = 288879408. Its totient is φ = 72219840.

The previous prime is 168512951. The next prime is 168512989. The reversal of 168512974 is 479215861.

168512974 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a self number, because there is not a number n which added to its sum of digits gives 168512974.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6018307 + ... + 6018334.

It is an arithmetic number, because the mean of its divisors is an integer number (36109926).

Almost surely, 2^168512974 is an apocalyptic number.

168512974 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

168512974 is a deficient number, since it is larger than the sum of its proper divisors (120366434).

168512974 is a wasteful number, since it uses less digits than its factorization.

168512974 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12036650.

The product of its digits is 120960, while the sum is 43.

The square root of 168512974 is about 12981.2547159356. The cubic root of 168512974 is about 552.3458743053.

The spelling of 168512974 in words is "one hundred sixty-eight million, five hundred twelve thousand, nine hundred seventy-four".