159888899 has 2 divisors, whose sum is σ = 159888900. Its totient is φ = 159888898.

The previous prime is 159888887. The next prime is 159888941. The reversal of 159888899 is 998888951.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-159888899 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (159888299) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 79944449 + 79944450.

It is an arithmetic number, because the mean of its divisors is an integer number (79944450).

Almost surely, 2^159888899 is an apocalyptic number.

159888899 is a deficient number, since it is larger than the sum of its proper divisors (1).

159888899 is an equidigital number, since it uses as much as digits as its factorization.

159888899 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 14929920, while the sum is 65.

The square root of 159888899 is about 12644.7182254094. The cubic root of 159888899 is about 542.7578381768.

The spelling of 159888899 in words is "one hundred fifty-nine million, eight hundred eighty-eight thousand, eight hundred ninety-nine".