16102239 has 4 divisors (see below), whose sum is σ = 21469656. Its totient is φ = 10734824.

The previous prime is 16102223. The next prime is 16102241. The reversal of 16102239 is 93220161.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 93220161 = 3 ⋅31073387.

It is a cyclic number.

It is not a de Polignac number, because 16102239 - 2⁴ = 16102223 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16102259) 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 in 3 ways as a sum of consecutive naturals, for example, 2683704 + ... + 2683709.

It is an arithmetic number, because the mean of its divisors is an integer number (5367414).

Almost surely, 2^16102239 is an apocalyptic number.

16102239 is a deficient number, since it is larger than the sum of its proper divisors (5367417).

16102239 is an equidigital number, since it uses as much as digits as its factorization.

16102239 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5367416.

The product of its (nonzero) digits is 648, while the sum is 24.

The square root of 16102239 is about 4012.7595243174. The cubic root of 16102239 is about 252.5197919329.

The spelling of 16102239 in words is "sixteen million, one hundred two thousand, two hundred thirty-nine".