16192139 has 2 divisors, whose sum is σ = 16192140. Its totient is φ = 16192138.

The previous prime is 16192133. The next prime is 16192147. The reversal of 16192139 is 93129161.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 16192139 - 2¹² = 16188043 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 (16192133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8096069 + 8096070.

It is an arithmetic number, because the mean of its divisors is an integer number (8096070).

Almost surely, 2^16192139 is an apocalyptic number.

16192139 is a deficient number, since it is larger than the sum of its proper divisors (1).

16192139 is an equidigital number, since it uses as much as digits as its factorization.

16192139 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2916, while the sum is 32.

The square root of 16192139 is about 4023.9457004289. The cubic root of 16192139 is about 252.9888656590.

The spelling of 16192139 in words is "sixteen million, one hundred ninety-two thousand, one hundred thirty-nine".