159876497 has 16 divisors (see below), whose sum is σ = 178608768. Its totient is φ = 141886080.

The previous prime is 159876491. The next prime is 159876523. The reversal of 159876497 is 794678951.

It is a cyclic number.

It is not a de Polignac number, because 159876497 - 2⁴ = 159876481 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (159876491) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 81743 + ... + 83675.

It is an arithmetic number, because the mean of its divisors is an integer number (11163048).

Almost surely, 2^159876497 is an apocalyptic number.

It is an amenable number.

159876497 is a deficient number, since it is larger than the sum of its proper divisors (18732271).

159876497 is a wasteful number, since it uses less digits than its factorization.

159876497 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2120.

The product of its digits is 3810240, while the sum is 56.

The square root of 159876497 is about 12644.2278135124. The cubic root of 159876497 is about 542.7438045639.

The spelling of 159876497 in words is "one hundred fifty-nine million, eight hundred seventy-six thousand, four hundred ninety-seven".