123234113 has 2 divisors, whose sum is σ = 123234114. Its totient is φ = 123234112.

The previous prime is 123234101. The next prime is 123234119. The reversal of 123234113 is 311432321.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 106028209 + 17205904 = 10297^2 + 4148^2 .

It is a cyclic number.

It is not a de Polignac number, because 123234113 - 2⁶ = 123234049 is a prime.

It is not a weakly prime, because it can be changed into another prime (123234119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61617056 + 61617057.

It is an arithmetic number, because the mean of its divisors is an integer number (61617057).

Almost surely, 2^123234113 is an apocalyptic number.

It is an amenable number.

123234113 is a deficient number, since it is larger than the sum of its proper divisors (1).

123234113 is an equidigital number, since it uses as much as digits as its factorization.

123234113 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 432, while the sum is 20.

The square root of 123234113 is about 11101.0861180337. The cubic root of 123234113 is about 497.6343086618.

Adding to 123234113 its reverse (311432321), we get a palindrome (434666434).

The spelling of 123234113 in words is "one hundred twenty-three million, two hundred thirty-four thousand, one hundred thirteen".