158743199 has 2 divisors, whose sum is σ = 158743200. Its totient is φ = 158743198.

The previous prime is 158743183. The next prime is 158743213. The reversal of 158743199 is 991347851.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 158743199 - 2⁴ = 158743183 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (158740199) 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, 79371599 + 79371600.

It is an arithmetic number, because the mean of its divisors is an integer number (79371600).

Almost surely, 2^158743199 is an apocalyptic number.

158743199 is a deficient number, since it is larger than the sum of its proper divisors (1).

158743199 is an equidigital number, since it uses as much as digits as its factorization.

158743199 is an odious number, because the sum of its binary digits is odd.

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

The square root of 158743199 is about 12599.3332760111. Note that the first 3 decimals coincide. The cubic root of 158743199 is about 541.4583339996.

The spelling of 158743199 in words is "one hundred fifty-eight million, seven hundred forty-three thousand, one hundred ninety-nine".