12936173 has 2 divisors, whose sum is σ = 12936174. Its totient is φ = 12936172.

The previous prime is 12936149. The next prime is 12936179. The reversal of 12936173 is 37163921.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8988004 + 3948169 = 2998^2 + 1987^2 .

It is a cyclic number.

It is not a de Polignac number, because 12936173 - 2⁶ = 12936109 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12936179) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6468086 + 6468087.

It is an arithmetic number, because the mean of its divisors is an integer number (6468087).

Almost surely, 2^12936173 is an apocalyptic number.

It is an amenable number.

12936173 is a deficient number, since it is larger than the sum of its proper divisors (1).

12936173 is an equidigital number, since it uses as much as digits as its factorization.

12936173 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6804, while the sum is 32.

The square root of 12936173 is about 3596.6891720025. The cubic root of 12936173 is about 234.7480202376.

The spelling of 12936173 in words is "twelve million, nine hundred thirty-six thousand, one hundred seventy-three".