158323103 has 2 divisors, whose sum is σ = 158323104. Its totient is φ = 158323102.

The previous prime is 158323069. The next prime is 158323127. The reversal of 158323103 is 301323851.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 158323103 - 2²⁶ = 91214239 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (158323183) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 79161551 + 79161552.

It is an arithmetic number, because the mean of its divisors is an integer number (79161552).

Almost surely, 2^158323103 is an apocalyptic number.

158323103 is a deficient number, since it is larger than the sum of its proper divisors (1).

158323103 is an equidigital number, since it uses as much as digits as its factorization.

158323103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 158323103 is about 12582.6508733255. The cubic root of 158323103 is about 540.9802758733.

Adding to 158323103 its reverse (301323851), we get a palindrome (459646954).

The spelling of 158323103 in words is "one hundred fifty-eight million, three hundred twenty-three thousand, one hundred three".