899159 has 2 divisors, whose sum is σ = 899160. Its totient is φ = 899158.

The previous prime is 899153. The next prime is 899161. The reversal of 899159 is 951998.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-899159 is a prime.

Together with 899161, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (899153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 449579 + 449580.

It is an arithmetic number, because the mean of its divisors is an integer number (449580).

2⁸⁹⁹¹⁵⁹ is an apocalyptic number.

899159 is a deficient number, since it is larger than the sum of its proper divisors (1).

899159 is an equidigital number, since it uses as much as digits as its factorization.

899159 is an evil number, because the sum of its binary digits is even.

The product of its digits is 29160, while the sum is 41.

The square root of 899159 is about 948.2399485362. The cubic root of 899159 is about 96.5188558821.

The spelling of 899159 in words is "eight hundred ninety-nine thousand, one hundred fifty-nine".