13682290021 has 2 divisors, whose sum is σ = 13682290022. Its totient is φ = 13682290020.

The previous prime is 13682290003. The next prime is 13682290067. The reversal of 13682290021 is 12009228631.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8710488900 + 4971801121 = 93330^2 + 70511^2 .

It is a cyclic number.

It is not a de Polignac number, because 13682290021 - 2⁵ = 13682289989 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13682290121) 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, 6841145010 + 6841145011.

It is an arithmetic number, because the mean of its divisors is an integer number (6841145011).

Almost surely, 2^13682290021 is an apocalyptic number.

It is an amenable number.

13682290021 is a deficient number, since it is larger than the sum of its proper divisors (1).

13682290021 is an equidigital number, since it uses as much as digits as its factorization.

13682290021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10368, while the sum is 34.

The spelling of 13682290021 in words is "thirteen billion, six hundred eighty-two million, two hundred ninety thousand, twenty-one".