16018259 has 2 divisors, whose sum is σ = 16018260. Its totient is φ = 16018258.

The previous prime is 16018241. The next prime is 16018279. The reversal of 16018259 is 95281061.

It is a weak prime.

It is an emirp because it is prime and its reverse (95281061) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16018259 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (16018229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8009129 + 8009130.

It is an arithmetic number, because the mean of its divisors is an integer number (8009130).

Almost surely, 2^16018259 is an apocalyptic number.

16018259 is a deficient number, since it is larger than the sum of its proper divisors (1).

16018259 is an equidigital number, since it uses as much as digits as its factorization.

16018259 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4320, while the sum is 32.

The square root of 16018259 is about 4002.2817242168. The cubic root of 16018259 is about 252.0800272833.

The spelling of 16018259 in words is "sixteen million, eighteen thousand, two hundred fifty-nine".