158074123 has 2 divisors, whose sum is σ = 158074124. Its totient is φ = 158074122.

The previous prime is 158074121. The next prime is 158074139. The reversal of 158074123 is 321470851.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 158074123 - 2¹ = 158074121 is a prime.

Together with 158074121, it forms a pair of twin primes.

It is equal to p_8872600 and since 158074123 and 8872600 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (158074121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 79037061 + 79037062.

It is an arithmetic number, because the mean of its divisors is an integer number (79037062).

Almost surely, 2^158074123 is an apocalyptic number.

158074123 is a deficient number, since it is larger than the sum of its proper divisors (1).

158074123 is an equidigital number, since it uses as much as digits as its factorization.

158074123 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6720, while the sum is 31.

The square root of 158074123 is about 12572.7531988821. The cubic root of 158074123 is about 540.6965439883.

The spelling of 158074123 in words is "one hundred fifty-eight million, seventy-four thousand, one hundred twenty-three".