158196079 has 2 divisors, whose sum is σ = 158196080. Its totient is φ = 158196078.

The previous prime is 158195971. The next prime is 158196089. The reversal of 158196079 is 970691851.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 158196079 - 2¹⁵ = 158163311 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (158196089) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 79098039 + 79098040.

It is an arithmetic number, because the mean of its divisors is an integer number (79098040).

Almost surely, 2^158196079 is an apocalyptic number.

158196079 is a deficient number, since it is larger than the sum of its proper divisors (1).

158196079 is an equidigital number, since it uses as much as digits as its factorization.

158196079 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 136080, while the sum is 46.

The square root of 158196079 is about 12577.6022754737. The cubic root of 158196079 is about 540.8355594400.

The spelling of 158196079 in words is "one hundred fifty-eight million, one hundred ninety-six thousand, seventy-nine".