159355399 has 16 divisors (see below), whose sum is σ = 196776000. Its totient is φ = 128550912.

The previous prime is 159355387. The next prime is 159355439. The reversal of 159355399 is 993553951.

It is not a de Polignac number, because 159355399 - 2⁵ = 159355367 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (49).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (159355379) 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, 7834 + ... + 19495.

It is an arithmetic number, because the mean of its divisors is an integer number (12298500).

Almost surely, 2^159355399 is an apocalyptic number.

159355399 is a deficient number, since it is larger than the sum of its proper divisors (37420601).

159355399 is an equidigital number, since it uses as much as digits as its factorization.

159355399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27367 (or 27353 counting only the distinct ones).

The product of its digits is 820125, while the sum is 49.

The square root of 159355399 is about 12623.6048338024. The cubic root of 159355399 is about 542.1534936064.

The spelling of 159355399 in words is "one hundred fifty-nine million, three hundred fifty-five thousand, three hundred ninety-nine".