16720101353 has 2 divisors, whose sum is σ = 16720101354. Its totient is φ = 16720101352.

The previous prime is 16720101287. The next prime is 16720101373. The reversal of 16720101353 is 35310102761.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13902296464 + 2817804889 = 117908^2 + 53083^2 .

It is a cyclic number.

It is not a de Polignac number, because 16720101353 - 2²² = 16715907049 is a prime.

It is not a weakly prime, because it can be changed into another prime (16720101373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8360050676 + 8360050677.

It is an arithmetic number, because the mean of its divisors is an integer number (8360050677).

Almost surely, 2^16720101353 is an apocalyptic number.

It is an amenable number.

16720101353 is a deficient number, since it is larger than the sum of its proper divisors (1).

16720101353 is an equidigital number, since it uses as much as digits as its factorization.

16720101353 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3780, while the sum is 29.

The spelling of 16720101353 in words is "sixteen billion, seven hundred twenty million, one hundred one thousand, three hundred fifty-three".