13935928481 has 2 divisors, whose sum is σ = 13935928482. Its totient is φ = 13935928480.

The previous prime is 13935928469. The next prime is 13935928621. The reversal of 13935928481 is 18482953931.

13935928481 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 can be written as a sum of positive squares in only one way, i.e., 12518029456 + 1417899025 = 111884^2 + 37655^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13935928481 is a prime.

It is a super-2 number, since 2×13935928481² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (13935928421) 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, 6967964240 + 6967964241.

It is an arithmetic number, because the mean of its divisors is an integer number (6967964241).

Almost surely, 2^13935928481 is an apocalyptic number.

It is an amenable number.

13935928481 is a deficient number, since it is larger than the sum of its proper divisors (1).

13935928481 is an equidigital number, since it uses as much as digits as its factorization.

13935928481 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1866240, while the sum is 53.

The spelling of 13935928481 in words is "thirteen billion, nine hundred thirty-five million, nine hundred twenty-eight thousand, four hundred eighty-one".