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158867 is a prime number
BaseRepresentation
bin100110110010010011
322001220222
4212302103
520040432
63223255
71231112
oct466223
9261828
10158867
11a93a5
1277b2b
1357407
1441c79
1532112
hex26c93

158867 has 2 divisors, whose sum is σ = 158868. Its totient is φ = 158866.

The previous prime is 158863. The next prime is 158881. The reversal of 158867 is 768851.

It is a happy number.

158867 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 is an emirp because it is prime and its reverse (768851) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 158867 - 22 = 158863 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 158867.

It is not a weakly prime, because it can be changed into another prime (158863) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 79433 + 79434.

It is an arithmetic number, because the mean of its divisors is an integer number (79434).

2158867 is an apocalyptic number.

158867 is a deficient number, since it is larger than the sum of its proper divisors (1).

158867 is an equidigital number, since it uses as much as digits as its factorization.

158867 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 13440, while the sum is 35.

The square root of 158867 is about 398.5812338784. The cubic root of 158867 is about 54.1599055335.

The spelling of 158867 in words is "one hundred fifty-eight thousand, eight hundred sixty-seven".