14520239 has 2 divisors, whose sum is σ = 14520240. Its totient is φ = 14520238.

The previous prime is 14520229. The next prime is 14520263. The reversal of 14520239 is 93202541.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 14520239 - 2⁴ = 14520223 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14520229) 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, 7260119 + 7260120.

It is an arithmetic number, because the mean of its divisors is an integer number (7260120).

Almost surely, 2^14520239 is an apocalyptic number.

14520239 is a deficient number, since it is larger than the sum of its proper divisors (1).

14520239 is an equidigital number, since it uses as much as digits as its factorization.

14520239 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 14520239 is about 3810.5431371394. The cubic root of 14520239 is about 243.9633500001.

The spelling of 14520239 in words is "fourteen million, five hundred twenty thousand, two hundred thirty-nine".