16845113941 has 2 divisors, whose sum is σ = 16845113942. Its totient is φ = 16845113940.

The previous prime is 16845113939. The next prime is 16845113977. The reversal of 16845113941 is 14931154861.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13498954225 + 3346159716 = 116185^2 + 57846^2 .

It is a cyclic number.

It is not a de Polignac number, because 16845113941 - 2¹ = 16845113939 is a prime.

Together with 16845113939, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16845113641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8422556970 + 8422556971.

It is an arithmetic number, because the mean of its divisors is an integer number (8422556971).

Almost surely, 2^16845113941 is an apocalyptic number.

It is an amenable number.

16845113941 is a deficient number, since it is larger than the sum of its proper divisors (1).

16845113941 is an equidigital number, since it uses as much as digits as its factorization.

16845113941 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 103680, while the sum is 43.

The spelling of 16845113941 in words is "sixteen billion, eight hundred forty-five million, one hundred thirteen thousand, nine hundred forty-one".