12113923 has 2 divisors, whose sum is σ = 12113924. Its totient is φ = 12113922.

The previous prime is 12113897. The next prime is 12113947. The reversal of 12113923 is 32931121.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12113923 - 2⁵ = 12113891 is a prime.

It is a super-3 number, since 3×12113923³ (a number of 22 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12113894 and 12113903.

It is not a weakly prime, because it can be changed into another prime (12113953) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6056961 + 6056962.

It is an arithmetic number, because the mean of its divisors is an integer number (6056962).

Almost surely, 2^12113923 is an apocalyptic number.

12113923 is a deficient number, since it is larger than the sum of its proper divisors (1).

12113923 is an equidigital number, since it uses as much as digits as its factorization.

12113923 is an evil number, because the sum of its binary digits is even.

The product of its digits is 324, while the sum is 22.

The square root of 12113923 is about 3480.5061413536. The cubic root of 12113923 is about 229.6650638427.

The spelling of 12113923 in words is "twelve million, one hundred thirteen thousand, nine hundred twenty-three".