168568145 has 8 divisors (see below), whose sum is σ = 202741056. Its totient is φ = 134548336.

The previous prime is 168568087. The next prime is 168568151. The reversal of 168568145 is 541865861.

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

It is a cyclic number.

It is not a de Polignac number, because 168568145 - 2²² = 164373841 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 168568096 and 168568105.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35837 + ... + 40266.

It is an arithmetic number, because the mean of its divisors is an integer number (25342632).

Almost surely, 2^168568145 is an apocalyptic number.

It is an amenable number.

168568145 is a deficient number, since it is larger than the sum of its proper divisors (34172911).

168568145 is an equidigital number, since it uses as much as digits as its factorization.

168568145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76551.

The product of its digits is 230400, while the sum is 44.

The square root of 168568145 is about 12983.3795677397. The cubic root of 168568145 is about 552.4061469131.

The spelling of 168568145 in words is "one hundred sixty-eight million, five hundred sixty-eight thousand, one hundred forty-five".