13626601 has 2 divisors, whose sum is σ = 13626602. Its totient is φ = 13626600.

The previous prime is 13626559. The next prime is 13626623. The reversal of 13626601 is 10662631.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10989225 + 2637376 = 3315^2 + 1624^2 .

It is a cyclic number.

It is not a de Polignac number, because 13626601 - 2¹¹ = 13624553 is a prime.

It is not a weakly prime, because it can be changed into another prime (13626001) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6813300 + 6813301.

It is an arithmetic number, because the mean of its divisors is an integer number (6813301).

Almost surely, 2^13626601 is an apocalyptic number.

It is an amenable number.

13626601 is a deficient number, since it is larger than the sum of its proper divisors (1).

13626601 is an equidigital number, since it uses as much as digits as its factorization.

13626601 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 25.

The square root of 13626601 is about 3691.4226254928. The cubic root of 13626601 is about 238.8521637272.

The spelling of 13626601 in words is "thirteen million, six hundred twenty-six thousand, six hundred one".