159696899 has 2 divisors, whose sum is σ = 159696900. Its totient is φ = 159696898.

The previous prime is 159696869. The next prime is 159696931. The reversal of 159696899 is 998696951.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 159696899 - 2⁸ = 159696643 is a prime.

It is not a weakly prime, because it can be changed into another prime (159696839) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 79848449 + 79848450.

It is an arithmetic number, because the mean of its divisors is an integer number (79848450).

Almost surely, 2^159696899 is an apocalyptic number.

159696899 is a deficient number, since it is larger than the sum of its proper divisors (1).

159696899 is an equidigital number, since it uses as much as digits as its factorization.

159696899 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9447840, while the sum is 62.

The square root of 159696899 is about 12637.1238420774. The cubic root of 159696899 is about 542.5404971644.

The spelling of 159696899 in words is "one hundred fifty-nine million, six hundred ninety-six thousand, eight hundred ninety-nine".