12373897 has 2 divisors, whose sum is σ = 12373898. Its totient is φ = 12373896.

The previous prime is 12373891. The next prime is 12373901. The reversal of 12373897 is 79837321.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8357881 + 4016016 = 2891^2 + 2004^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12373897 is a prime.

It is a super-2 number, since 2×12373897² = 306226653933218, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (12373891) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6186948 + 6186949.

It is an arithmetic number, because the mean of its divisors is an integer number (6186949).

Almost surely, 2^12373897 is an apocalyptic number.

It is an amenable number.

12373897 is a deficient number, since it is larger than the sum of its proper divisors (1).

12373897 is an equidigital number, since it uses as much as digits as its factorization.

12373897 is an evil number, because the sum of its binary digits is even.

The product of its digits is 63504, while the sum is 40.

The square root of 12373897 is about 3517.6550427806. The cubic root of 12373897 is about 231.2963781341.

The spelling of 12373897 in words is "twelve million, three hundred seventy-three thousand, eight hundred ninety-seven".