145666595 has 16 divisors (see below), whose sum is σ = 180296928. Its totient is φ = 112896000.

The previous prime is 145666541. The next prime is 145666601. The reversal of 145666595 is 595666541.

It is not a de Polignac number, because 145666595 - 2⁶ = 145666531 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44867 + ... + 48003.

It is an arithmetic number, because the mean of its divisors is an integer number (11268558).

Almost surely, 2^145666595 is an apocalyptic number.

145666595 is a deficient number, since it is larger than the sum of its proper divisors (34630333).

145666595 is a wasteful number, since it uses less digits than its factorization.

145666595 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3430.

The product of its digits is 972000, while the sum is 47.

The square root of 145666595 is about 12069.2416911751. The cubic root of 145666595 is about 526.1626177264.

The spelling of 145666595 in words is "one hundred forty-five million, six hundred sixty-six thousand, five hundred ninety-five".