159497470 has 16 divisors (see below), whose sum is σ = 313195248. Its totient is φ = 57999040.

The previous prime is 159497467. The next prime is 159497539. The reversal of 159497470 is 74794951.

It is a self number, because there is not a number n which added to its sum of digits gives 159497470.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 724879 + ... + 725098.

It is an arithmetic number, because the mean of its divisors is an integer number (19574703).

Almost surely, 2^159497470 is an apocalyptic number.

159497470 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

159497470 is a deficient number, since it is larger than the sum of its proper divisors (153697778).

159497470 is a wasteful number, since it uses less digits than its factorization.

159497470 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1449995.

The product of its (nonzero) digits is 317520, while the sum is 46.

The square root of 159497470 is about 12629.2307762587. The cubic root of 159497470 is about 542.3145621171.

The spelling of 159497470 in words is "one hundred fifty-nine million, four hundred ninety-seven thousand, four hundred seventy".