13993414453 has 2 divisors, whose sum is σ = 13993414454. Its totient is φ = 13993414452.

The previous prime is 13993414451. The next prime is 13993414529. The reversal of 13993414453 is 35441439931.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12052307089 + 1941107364 = 109783^2 + 44058^2 .

It is a cyclic number.

It is not a de Polignac number, because 13993414453 - 2¹ = 13993414451 is a prime.

Together with 13993414451, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13993414451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6996707226 + 6996707227.

It is an arithmetic number, because the mean of its divisors is an integer number (6996707227).

Almost surely, 2^13993414453 is an apocalyptic number.

It is an amenable number.

13993414453 is a deficient number, since it is larger than the sum of its proper divisors (1).

13993414453 is an equidigital number, since it uses as much as digits as its factorization.

13993414453 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 699840, while the sum is 46.

The spelling of 13993414453 in words is "thirteen billion, nine hundred ninety-three million, four hundred fourteen thousand, four hundred fifty-three".