159993495 has 32 divisors (see below), whose sum is σ = 284955840. Its totient is φ = 85173120.

The previous prime is 159993481. The next prime is 159993527. The reversal of 159993495 is 594399951.

159993495 is a `hidden beast` number, since 1 + 599 + 9 + 3 + 49 + 5 = 666.

159993495 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 159993495 - 2⁴ = 159993479 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 142677 + ... + 143793.

It is an arithmetic number, because the mean of its divisors is an integer number (8904870).

Almost surely, 2^159993495 is an apocalyptic number.

159993495 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

159993495 is a deficient number, since it is larger than the sum of its proper divisors (124962345).

159993495 is a wasteful number, since it uses less digits than its factorization.

159993495 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2192 (or 2186 counting only the distinct ones).

The product of its digits is 1968300, while the sum is 54.

The square root of 159993495 is about 12648.8535053577. The cubic root of 159993495 is about 542.8761660165.

The spelling of 159993495 in words is "one hundred fifty-nine million, nine hundred ninety-three thousand, four hundred ninety-five".