158113 has 2 divisors, whose sum is σ = 158114. Its totient is φ = 158112.

The previous prime is 158077. The next prime is 158129. The reversal of 158113 is 311851.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 150544 + 7569 = 388^2 + 87^2 .

It is a cyclic number.

It is not a de Polignac number, because 158113 - 2¹³ = 149921 is a prime.

It is not a weakly prime, because it can be changed into another prime (158143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 79056 + 79057.

It is an arithmetic number, because the mean of its divisors is an integer number (79057).

2¹⁵⁸¹¹³ is an apocalyptic number.

It is an amenable number.

158113 is a deficient number, since it is larger than the sum of its proper divisors (1).

158113 is an equidigital number, since it uses as much as digits as its factorization.

158113 is an evil number, because the sum of its binary digits is even.

The product of its digits is 120, while the sum is 19.

The square root of 158113 is about 397.6342540577. The cubic root of 158113 is about 54.0740866943.

Adding to 158113 its reverse (311851), we get a palindrome (469964).

It can be divided in two parts, 15 and 8113, that added together give a triangular number (8128 = T₁₂₇).

The spelling of 158113 in words is "one hundred fifty-eight thousand, one hundred thirteen".