13330969 has 2 divisors, whose sum is σ = 13330970. Its totient is φ = 13330968.

The previous prime is 13330957. The next prime is 13330973. The reversal of 13330969 is 96903331.

It is a happy number.

13330969 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13286025 + 44944 = 3645^2 + 212^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13330969 is a prime.

It is a super-2 number, since 2×13330969² = 355429468957922, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (13330909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6665484 + 6665485.

It is an arithmetic number, because the mean of its divisors is an integer number (6665485).

Almost surely, 2^13330969 is an apocalyptic number.

It is an amenable number.

13330969 is a deficient number, since it is larger than the sum of its proper divisors (1).

13330969 is an equidigital number, since it uses as much as digits as its factorization.

13330969 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13122, while the sum is 34.

The square root of 13330969 is about 3651.1599526726. The cubic root of 13330969 is about 237.1122033351.

The spelling of 13330969 in words is "thirteen million, three hundred thirty thousand, nine hundred sixty-nine".