14021143 has 2 divisors, whose sum is σ = 14021144. Its totient is φ = 14021142.

The previous prime is 14021129. The next prime is 14021167. The reversal of 14021143 is 34112041.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14021143 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14022143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7010571 + 7010572.

It is an arithmetic number, because the mean of its divisors is an integer number (7010572).

Almost surely, 2^14021143 is an apocalyptic number.

14021143 is a deficient number, since it is larger than the sum of its proper divisors (1).

14021143 is an equidigital number, since it uses as much as digits as its factorization.

14021143 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 14021143 is about 3744.4816730757. The cubic root of 14021143 is about 241.1354931010.

Adding to 14021143 its reverse (34112041), we get a palindrome (48133184).

It can be divided in two parts, 14021 and 143, that multiplied together give a triangular number (2005003 = T₂₀₀₂).

The spelling of 14021143 in words is "fourteen million, twenty-one thousand, one hundred forty-three".