156089 has 2 divisors, whose sum is σ = 156090. Its totient is φ = 156088.

The previous prime is 156071. The next prime is 156109. The reversal of 156089 is 980651.

156089 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 156025 + 64 = 395^2 + 8^2 .

It is a cyclic number.

It is not a de Polignac number, because 156089 - 2⁸ = 155833 is a prime.

It is a Chen prime.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 156089.

It is not a weakly prime, because it can be changed into another prime (156019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 78044 + 78045.

It is an arithmetic number, because the mean of its divisors is an integer number (78045).

2¹⁵⁶⁰⁸⁹ is an apocalyptic number.

It is an amenable number.

156089 is a deficient number, since it is larger than the sum of its proper divisors (1).

156089 is an equidigital number, since it uses as much as digits as its factorization.

156089 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2160, while the sum is 29.

The square root of 156089 is about 395.0810043523. The cubic root of 156089 is about 53.8423614807.

The spelling of 156089 in words is "one hundred fifty-six thousand, eighty-nine".