13721799023 has 2 divisors, whose sum is σ = 13721799024. Its totient is φ = 13721799022.

The previous prime is 13721799017. The next prime is 13721799193. The reversal of 13721799023 is 32099712731.

13721799023 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13721799023 - 2¹⁴ = 13721782639 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13721799323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6860899511 + 6860899512.

It is an arithmetic number, because the mean of its divisors is an integer number (6860899512).

Almost surely, 2^13721799023 is an apocalyptic number.

13721799023 is a deficient number, since it is larger than the sum of its proper divisors (1).

13721799023 is an equidigital number, since it uses as much as digits as its factorization.

13721799023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 142884, while the sum is 44.

The spelling of 13721799023 in words is "thirteen billion, seven hundred twenty-one million, seven hundred ninety-nine thousand, twenty-three".