14001919 has 2 divisors, whose sum is σ = 14001920. Its totient is φ = 14001918.

The previous prime is 14001907. The next prime is 14001941. The reversal of 14001919 is 91910041.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 14001919 - 2¹¹ = 13999871 is a prime.

It is a super-2 number, since 2×14001919² = 392107471365122, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 14001893 and 14001902.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14001989) 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 as a sum of consecutive naturals, namely, 7000959 + 7000960.

It is an arithmetic number, because the mean of its divisors is an integer number (7000960).

Almost surely, 2^14001919 is an apocalyptic number.

14001919 is a deficient number, since it is larger than the sum of its proper divisors (1).

14001919 is an equidigital number, since it uses as much as digits as its factorization.

14001919 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 324, while the sum is 25.

The square root of 14001919 is about 3741.9138151486. The cubic root of 14001919 is about 241.0252379692.

The spelling of 14001919 in words is "fourteen million, one thousand, nine hundred nineteen".