16053035681 has 2 divisors, whose sum is σ = 16053035682. Its totient is φ = 16053035680.

The previous prime is 16053035653. The next prime is 16053035683. The reversal of 16053035681 is 18653035061.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 15465409600 + 587626081 = 124360^2 + 24241^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16053035681 is a prime.

It is a super-2 number, since 2×16053035681² (a number of 21 digits) contains 22 as substring.

It is a Sophie Germain prime.

Together with 16053035683, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (16053035683) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8026517840 + 8026517841.

It is an arithmetic number, because the mean of its divisors is an integer number (8026517841).

Almost surely, 2^16053035681 is an apocalyptic number.

It is an amenable number.

16053035681 is a deficient number, since it is larger than the sum of its proper divisors (1).

16053035681 is an equidigital number, since it uses as much as digits as its factorization.

16053035681 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 64800, while the sum is 38.

The spelling of 16053035681 in words is "sixteen billion, fifty-three million, thirty-five thousand, six hundred eighty-one".