159902494 has 8 divisors (see below), whose sum is σ = 240145560. Its totient is φ = 79853976.

The previous prime is 159902471. The next prime is 159902503. The reversal of 159902494 is 494209951.

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

It is a self number, because there is not a number n which added to its sum of digits gives 159902494.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46564 + ... + 49879.

It is an arithmetic number, because the mean of its divisors is an integer number (30018195).

Almost surely, 2^159902494 is an apocalyptic number.

159902494 is a deficient number, since it is larger than the sum of its proper divisors (80243066).

159902494 is an equidigital number, since it uses as much as digits as its factorization.

159902494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97274.

The product of its (nonzero) digits is 116640, while the sum is 43.

The square root of 159902494 is about 12645.2557902163. The cubic root of 159902494 is about 542.7732209077.

The spelling of 159902494 in words is "one hundred fifty-nine million, nine hundred two thousand, four hundred ninety-four".