159477494 has 8 divisors (see below), whose sum is σ = 260963208. Its totient is φ = 72489760.

The previous prime is 159477481. The next prime is 159477517. The reversal of 159477494 is 494774951.

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

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, 3624467 + ... + 3624510.

It is an arithmetic number, because the mean of its divisors is an integer number (32620401).

Almost surely, 2^159477494 is an apocalyptic number.

159477494 is a deficient number, since it is larger than the sum of its proper divisors (101485714).

159477494 is a wasteful number, since it uses less digits than its factorization.

159477494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7248990.

The product of its digits is 1270080, while the sum is 50.

The square root of 159477494 is about 12628.4398878088. The cubic root of 159477494 is about 542.2919207381.

It can be divided in two parts, 1 and 59477494, that added together give a palindrome (59477495).

The spelling of 159477494 in words is "one hundred fifty-nine million, four hundred seventy-seven thousand, four hundred ninety-four".