168683373 has 6 divisors (see below), whose sum is σ = 243653774. Its totient is φ = 112455576.

The previous prime is 168683353. The next prime is 168683381. The reversal of 168683373 is 373386861.

It can be written as a sum of positive squares in only one way, i.e., 153214884 + 15468489 = 12378^2 + 3933^2 .

It is not a de Polignac number, because 168683373 - 2⁵ = 168683341 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 (168683303) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 9371290 + ... + 9371307.

Almost surely, 2^168683373 is an apocalyptic number.

It is an amenable number.

168683373 is a deficient number, since it is larger than the sum of its proper divisors (74970401).

168683373 is a wasteful number, since it uses less digits than its factorization.

168683373 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18742603 (or 18742600 counting only the distinct ones).

The product of its digits is 435456, while the sum is 45.

The square root of 168683373 is about 12987.8163291602. The cubic root of 168683373 is about 552.5319875285.

The spelling of 168683373 in words is "one hundred sixty-eight million, six hundred eighty-three thousand, three hundred seventy-three".