158690927 has 2 divisors, whose sum is σ = 158690928. Its totient is φ = 158690926.

The previous prime is 158690921. The next prime is 158690947. The reversal of 158690927 is 729096851.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 158690927 - 2⁶ = 158690863 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (158690921) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 79345463 + 79345464.

It is an arithmetic number, because the mean of its divisors is an integer number (79345464).

Almost surely, 2^158690927 is an apocalyptic number.

158690927 is a deficient number, since it is larger than the sum of its proper divisors (1).

158690927 is an equidigital number, since it uses as much as digits as its factorization.

158690927 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 272160, while the sum is 47.

The square root of 158690927 is about 12597.2587097352. The cubic root of 158690927 is about 541.3988958265.

The spelling of 158690927 in words is "one hundred fifty-eight million, six hundred ninety thousand, nine hundred twenty-seven".