13636369 has 2 divisors, whose sum is σ = 13636370. Its totient is φ = 13636368.

The previous prime is 13636361. The next prime is 13636393. The reversal of 13636369 is 96363631.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9535744 + 4100625 = 3088^2 + 2025^2 .

It is a cyclic number.

It is not a de Polignac number, because 13636369 - 2³ = 13636361 is a prime.

It is a super-2 number, since 2×13636369² = 371901119008322, which contains 22 as substring.

It is equal to p₈₈₇₉₅₀ and since 13636369 and 887950 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (13636361) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6818184 + 6818185.

It is an arithmetic number, because the mean of its divisors is an integer number (6818185).

Almost surely, 2^13636369 is an apocalyptic number.

It is an amenable number.

13636369 is a deficient number, since it is larger than the sum of its proper divisors (1).

13636369 is an equidigital number, since it uses as much as digits as its factorization.

13636369 is an evil number, because the sum of its binary digits is even.

The product of its digits is 52488, while the sum is 37.

The square root of 13636369 is about 3692.7454556197. The cubic root of 13636369 is about 238.9092224825.

The spelling of 13636369 in words is "thirteen million, six hundred thirty-six thousand, three hundred sixty-nine".