16830139 has 2 divisors, whose sum is σ = 16830140. Its totient is φ = 16830138.

The previous prime is 16830127. The next prime is 16830161. The reversal of 16830139 is 93103861.

It is a weak prime.

It is an emirp because it is prime and its reverse (93103861) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 16830139 - 2²¹ = 14732987 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 16830139.

It is not a weakly prime, because it can be changed into another prime (16830109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8415069 + 8415070.

It is an arithmetic number, because the mean of its divisors is an integer number (8415070).

Almost surely, 2^16830139 is an apocalyptic number.

16830139 is a deficient number, since it is larger than the sum of its proper divisors (1).

16830139 is an equidigital number, since it uses as much as digits as its factorization.

16830139 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3888, while the sum is 31.

The square root of 16830139 is about 4102.4552404627. The cubic root of 16830139 is about 256.2688977536.

The spelling of 16830139 in words is "sixteen million, eight hundred thirty thousand, one hundred thirty-nine".