158873143 has 16 divisors (see below), whose sum is σ = 197630496. Its totient is φ = 125475840.

The previous prime is 158873137. The next prime is 158873149. The reversal of 158873143 is 341378851.

It is an interprime number because it is at equal distance from previous prime (158873137) and next prime (158873149).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-158873143 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 158873096 and 158873105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (158873149) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30246 + ... + 35107.

It is an arithmetic number, because the mean of its divisors is an integer number (12351906).

Almost surely, 2^158873143 is an apocalyptic number.

158873143 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

158873143 is a deficient number, since it is larger than the sum of its proper divisors (38757353).

158873143 is a wasteful number, since it uses less digits than its factorization.

158873143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65394.

The product of its digits is 80640, while the sum is 40.

The square root of 158873143 is about 12604.4890019390. The cubic root of 158873143 is about 541.6060360171.

The spelling of 158873143 in words is "one hundred fifty-eight million, eight hundred seventy-three thousand, one hundred forty-three".