14121969 has 4 divisors (see below), whose sum is σ = 18829296. Its totient is φ = 9414644.

The previous prime is 14121953. The next prime is 14121979. The reversal of 14121969 is 96912141.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 14121969 - 2⁴ = 14121953 is a prime.

It is a super-2 number, since 2×14121969² = 398860016873922, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (14121929) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2353659 + ... + 2353664.

It is an arithmetic number, because the mean of its divisors is an integer number (4707324).

Almost surely, 2^14121969 is an apocalyptic number.

It is an amenable number.

14121969 is a deficient number, since it is larger than the sum of its proper divisors (4707327).

14121969 is an equidigital number, since it uses as much as digits as its factorization.

14121969 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4707326.

The product of its digits is 3888, while the sum is 33.

The square root of 14121969 is about 3757.9208347170. The cubic root of 14121969 is about 241.7121146920.

The spelling of 14121969 in words is "fourteen million, one hundred twenty-one thousand, nine hundred sixty-nine".