14145539 has 2 divisors, whose sum is σ = 14145540. Its totient is φ = 14145538.

The previous prime is 14145499. The next prime is 14145553. The reversal of 14145539 is 93554141.

14145539 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is an emirp because it is prime and its reverse (93554141) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14145539 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (14145589) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7072769 + 7072770.

It is an arithmetic number, because the mean of its divisors is an integer number (7072770).

Almost surely, 2^14145539 is an apocalyptic number.

14145539 is a deficient number, since it is larger than the sum of its proper divisors (1).

14145539 is an equidigital number, since it uses as much as digits as its factorization.

14145539 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10800, while the sum is 32.

The square root of 14145539 is about 3761.0555699165. The cubic root of 14145539 is about 241.8465149281.

The spelling of 14145539 in words is "fourteen million, one hundred forty-five thousand, five hundred thirty-nine".