16205141 has 2 divisors, whose sum is σ = 16205142. Its totient is φ = 16205140.

The previous prime is 16205129. The next prime is 16205159. The reversal of 16205141 is 14150261.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8532241 + 7672900 = 2921^2 + 2770^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16205141 is a prime.

It is a Chen prime.

It is equal to p_1043435 and since 16205141 and 1043435 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16205341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8102570 + 8102571.

It is an arithmetic number, because the mean of its divisors is an integer number (8102571).

Almost surely, 2^16205141 is an apocalyptic number.

It is an amenable number.

16205141 is a deficient number, since it is larger than the sum of its proper divisors (1).

16205141 is an equidigital number, since it uses as much as digits as its factorization.

16205141 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 240, while the sum is 20.

The square root of 16205141 is about 4025.5609546994. The cubic root of 16205141 is about 253.0565627309.

The spelling of 16205141 in words is "sixteen million, two hundred five thousand, one hundred forty-one".