14261969 has 2 divisors, whose sum is σ = 14261970. Its totient is φ = 14261968.

The previous prime is 14261959. The next prime is 14261971. The reversal of 14261969 is 96916241.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13778944 + 483025 = 3712^2 + 695^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14261969 is a prime.

It is a super-2 number, since 2×14261969² = 406807519513922, which contains 22 as substring.

It is a Sophie Germain prime.

Together with 14261971, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (14261959) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7130984 + 7130985.

It is an arithmetic number, because the mean of its divisors is an integer number (7130985).

Almost surely, 2^14261969 is an apocalyptic number.

It is an amenable number.

14261969 is a deficient number, since it is larger than the sum of its proper divisors (1).

14261969 is an equidigital number, since it uses as much as digits as its factorization.

14261969 is an evil number, because the sum of its binary digits is even.

The product of its digits is 23328, while the sum is 38.

The square root of 14261969 is about 3776.5022176612. The cubic root of 14261969 is about 242.5082379318.

The spelling of 14261969 in words is "fourteen million, two hundred sixty-one thousand, nine hundred sixty-nine".