158000923 has 2 divisors, whose sum is σ = 158000924. Its totient is φ = 158000922.

The previous prime is 158000917. The next prime is 158000939. The reversal of 158000923 is 329000851.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 158000923 - 2⁵ = 158000891 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 158000891 and 158000900.

It is not a weakly prime, because it can be changed into another prime (158000993) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 79000461 + 79000462.

It is an arithmetic number, because the mean of its divisors is an integer number (79000462).

Almost surely, 2^158000923 is an apocalyptic number.

158000923 is a deficient number, since it is larger than the sum of its proper divisors (1).

158000923 is an equidigital number, since it uses as much as digits as its factorization.

158000923 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2160, while the sum is 28.

The square root of 158000923 is about 12569.8418048916. The cubic root of 158000923 is about 540.6130702837.

The spelling of 158000923 in words is "one hundred fifty-eight million, nine hundred twenty-three", and thus it is an aban number.