158842343 has 4 divisors (see below), whose sum is σ = 173282568. Its totient is φ = 144402120.

The previous prime is 158842319. The next prime is 158842349. The reversal of 158842343 is 343248851.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 158842343 - 2⁶ = 158842279 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 158842297 and 158842306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (158842349) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7220096 + ... + 7220117.

It is an arithmetic number, because the mean of its divisors is an integer number (43320642).

Almost surely, 2^158842343 is an apocalyptic number.

158842343 is a deficient number, since it is larger than the sum of its proper divisors (14440225).

158842343 is a wasteful number, since it uses less digits than its factorization.

158842343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14440224.

The product of its digits is 92160, while the sum is 38.

The square root of 158842343 is about 12603.2671557815. The cubic root of 158842343 is about 541.5710342043.

The spelling of 158842343 in words is "one hundred fifty-eight million, eight hundred forty-two thousand, three hundred forty-three".