13133669 has 2 divisors, whose sum is σ = 13133670. Its totient is φ = 13133668.

The previous prime is 13133663. The next prime is 13133683. The reversal of 13133669 is 96633131.

13133669 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12517444 + 616225 = 3538^2 + 785^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13133669 is a prime.

It is a super-2 number, since 2×13133669² = 344986522803122, which contains 22 as substring.

It is equal to p₈₅₇₃₄₅ and since 13133669 and 857345 have the same sum of digits, it is a Honaker prime.

It is a plaindrome in base 15.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13133663) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6566834 + 6566835.

It is an arithmetic number, because the mean of its divisors is an integer number (6566835).

Almost surely, 2^13133669 is an apocalyptic number.

It is an amenable number.

13133669 is a deficient number, since it is larger than the sum of its proper divisors (1).

13133669 is an equidigital number, since it uses as much as digits as its factorization.

13133669 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8748, while the sum is 32.

The square root of 13133669 is about 3624.0404247193. The cubic root of 13133669 is about 235.9366211595.

The spelling of 13133669 in words is "thirteen million, one hundred thirty-three thousand, six hundred sixty-nine".