158049843 has 12 divisors (see below), whose sum is σ = 245138760. Its totient is φ = 90314112.

The previous prime is 158049821. The next prime is 158049907. The reversal of 158049843 is 348940851.

It is not a de Polignac number, because 158049843 - 2¹² = 158045747 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 158049795 and 158049804.

It is not an unprimeable number, because it can be changed into a prime (158049803) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 537438 + ... + 537731.

It is an arithmetic number, because the mean of its divisors is an integer number (20428230).

Almost surely, 2^158049843 is an apocalyptic number.

158049843 is a deficient number, since it is larger than the sum of its proper divisors (87088917).

158049843 is a wasteful number, since it uses less digits than its factorization.

158049843 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1075186 (or 1075179 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 42.

The square root of 158049843 is about 12571.7875817244. The cubic root of 158049843 is about 540.6688591190.

The spelling of 158049843 in words is "one hundred fifty-eight million, forty-nine thousand, eight hundred forty-three".