145045168 has 20 divisors (see below), whose sum is σ = 281240928. Its totient is φ = 72466880.

The previous prime is 145045163. The next prime is 145045171. The reversal of 145045168 is 861540541.

It is not an unprimeable number, because it can be changed into a prime (145045163) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25113 + ... + 30343.

Almost surely, 2^145045168 is an apocalyptic number.

It is an amenable number.

145045168 is a deficient number, since it is larger than the sum of its proper divisors (136195760).

145045168 is a wasteful number, since it uses less digits than its factorization.

145045168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6972 (or 6966 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 34.

The square root of 145045168 is about 12043.4699318759. The cubic root of 145045168 is about 525.4133319440.

The spelling of 145045168 in words is "one hundred forty-five million, forty-five thousand, one hundred sixty-eight".