16830161 has 2 divisors, whose sum is σ = 16830162. Its totient is φ = 16830160.

The previous prime is 16830139. The next prime is 16830173. The reversal of 16830161 is 16103861.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10857025 + 5973136 = 3295^2 + 2444^2 .

It is a cyclic number.

It is not a de Polignac number, because 16830161 - 2¹⁴ = 16813777 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 16830161.

It is not a weakly prime, because it can be changed into another prime (16830101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8415080 + 8415081.

It is an arithmetic number, because the mean of its divisors is an integer number (8415081).

Almost surely, 2^16830161 is an apocalyptic number.

It is an amenable number.

16830161 is a deficient number, since it is larger than the sum of its proper divisors (1).

16830161 is an equidigital number, since it uses as much as digits as its factorization.

16830161 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 26.

The square root of 16830161 is about 4102.4579217830. The cubic root of 16830161 is about 256.2690094167.

The spelling of 16830161 in words is "sixteen million, eight hundred thirty thousand, one hundred sixty-one".