12113873 has 2 divisors, whose sum is σ = 12113874. Its totient is φ = 12113872.

The previous prime is 12113869. The next prime is 12113891. The reversal of 12113873 is 37831121.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11235904 + 877969 = 3352^2 + 937^2 .

It is a cyclic number.

It is not a de Polignac number, because 12113873 - 2² = 12113869 is a prime.

It is not a weakly prime, because it can be changed into another prime (12113813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6056936 + 6056937.

It is an arithmetic number, because the mean of its divisors is an integer number (6056937).

Almost surely, 2^12113873 is an apocalyptic number.

It is an amenable number.

12113873 is a deficient number, since it is larger than the sum of its proper divisors (1).

12113873 is an equidigital number, since it uses as much as digits as its factorization.

12113873 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1008, while the sum is 26.

The square root of 12113873 is about 3480.4989584828. The cubic root of 12113873 is about 229.6647478628.

Adding to 12113873 its reverse (37831121), we get a palindrome (49944994).

The spelling of 12113873 in words is "twelve million, one hundred thirteen thousand, eight hundred seventy-three".