16021306297 has 2 divisors, whose sum is σ = 16021306298. Its totient is φ = 16021306296.

The previous prime is 16021306237. The next prime is 16021306303. The reversal of 16021306297 is 79260312061.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11946271401 + 4075034896 = 109299^2 + 63836^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16021306297 is a prime.

It is not a weakly prime, because it can be changed into another prime (16021306207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8010653148 + 8010653149.

It is an arithmetic number, because the mean of its divisors is an integer number (8010653149).

Almost surely, 2^16021306297 is an apocalyptic number.

It is an amenable number.

16021306297 is a deficient number, since it is larger than the sum of its proper divisors (1).

16021306297 is an equidigital number, since it uses as much as digits as its factorization.

16021306297 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27216, while the sum is 37.

The spelling of 16021306297 in words is "sixteen billion, twenty-one million, three hundred six thousand, two hundred ninety-seven".