14261999 has 2 divisors, whose sum is σ = 14262000. Its totient is φ = 14261998.

The previous prime is 14261971. The next prime is 14262019. The reversal of 14261999 is 99916241.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 14261999 - 2¹⁶ = 14196463 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14261959) 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, 7130999 + 7131000.

It is an arithmetic number, because the mean of its divisors is an integer number (7131000).

Almost surely, 2^14261999 is an apocalyptic number.

14261999 is a deficient number, since it is larger than the sum of its proper divisors (1).

14261999 is an equidigital number, since it uses as much as digits as its factorization.

14261999 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 34992, while the sum is 41.

The square root of 14261999 is about 3776.5061895885. The cubic root of 14261999 is about 242.5084079701.

It can be divided in two parts, 14 and 261999, that multiplied together give a triangular number (3667986 = T₂₇₀₈).

The spelling of 14261999 in words is "fourteen million, two hundred sixty-one thousand, nine hundred ninety-nine".