13229269 has 2 divisors, whose sum is σ = 13229270. Its totient is φ = 13229268.

The previous prime is 13229267. The next prime is 13229273. The reversal of 13229269 is 96292231.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11088900 + 2140369 = 3330^2 + 1463^2 .

It is a cyclic number.

It is not a de Polignac number, because 13229269 - 2¹ = 13229267 is a prime.

It is a super-2 number, since 2×13229269² = 350027116548722, which contains 22 as substring.

Together with 13229267, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13229267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6614634 + 6614635.

It is an arithmetic number, because the mean of its divisors is an integer number (6614635).

Almost surely, 2^13229269 is an apocalyptic number.

It is an amenable number.

13229269 is a deficient number, since it is larger than the sum of its proper divisors (1).

13229269 is an equidigital number, since it uses as much as digits as its factorization.

13229269 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11664, while the sum is 34.

The square root of 13229269 is about 3637.2062080668. The cubic root of 13229269 is about 236.5076987960.

The spelling of 13229269 in words is "thirteen million, two hundred twenty-nine thousand, two hundred sixty-nine".