12626693 has 2 divisors, whose sum is σ = 12626694. Its totient is φ = 12626692.

The previous prime is 12626689. The next prime is 12626743. The reversal of 12626693 is 39662621.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9746884 + 2879809 = 3122^2 + 1697^2 .

It is a cyclic number.

It is not a de Polignac number, because 12626693 - 2² = 12626689 is a prime.

It is a super-2 number, since 2×12626693² = 318866752232498, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12626623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6313346 + 6313347.

It is an arithmetic number, because the mean of its divisors is an integer number (6313347).

Almost surely, 2^12626693 is an apocalyptic number.

It is an amenable number.

12626693 is a deficient number, since it is larger than the sum of its proper divisors (1).

12626693 is an equidigital number, since it uses as much as digits as its factorization.

12626693 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 23328, while the sum is 35.

The square root of 12626693 is about 3553.4058310303. The cubic root of 12626693 is about 232.8608832644.

The spelling of 12626693 in words is "twelve million, six hundred twenty-six thousand, six hundred ninety-three".