158323843 has 2 divisors, whose sum is σ = 158323844. Its totient is φ = 158323842.

The previous prime is 158323831. The next prime is 158323861. The reversal of 158323843 is 348323851.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 158323843 - 2⁵ = 158323811 is a prime.

It is not a weakly prime, because it can be changed into another prime (158323813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 79161921 + 79161922.

It is an arithmetic number, because the mean of its divisors is an integer number (79161922).

Almost surely, 2^158323843 is an apocalyptic number.

158323843 is a deficient number, since it is larger than the sum of its proper divisors (1).

158323843 is an equidigital number, since it uses as much as digits as its factorization.

158323843 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 69120, while the sum is 37.

The square root of 158323843 is about 12582.6802788595. The cubic root of 158323843 is about 540.9811187167.

The spelling of 158323843 in words is "one hundred fifty-eight million, three hundred twenty-three thousand, eight hundred forty-three".