13623101 has 2 divisors, whose sum is σ = 13623102. Its totient is φ = 13623100.

The previous prime is 13623097. The next prime is 13623149. The reversal of 13623101 is 10132631.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12355225 + 1267876 = 3515^2 + 1126^2 .

It is a cyclic number.

It is not a de Polignac number, because 13623101 - 2² = 13623097 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13623101.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13623901) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6811550 + 6811551.

It is an arithmetic number, because the mean of its divisors is an integer number (6811551).

Almost surely, 2^13623101 is an apocalyptic number.

It is an amenable number.

13623101 is a deficient number, since it is larger than the sum of its proper divisors (1).

13623101 is an equidigital number, since it uses as much as digits as its factorization.

13623101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108, while the sum is 17.

The square root of 13623101 is about 3690.9485230764. The cubic root of 13623101 is about 238.8317122061.

Adding to 13623101 its reverse (10132631), we get a palindrome (23755732).

The spelling of 13623101 in words is "thirteen million, six hundred twenty-three thousand, one hundred one".