13944373357 has 2 divisors, whose sum is σ = 13944373358. Its totient is φ = 13944373356.

The previous prime is 13944373351. The next prime is 13944373363. The reversal of 13944373357 is 75337344931.

13944373357 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a balanced prime because it is at equal distance from previous prime (13944373351) and next prime (13944373363).

It can be written as a sum of positive squares in only one way, i.e., 11112111396 + 2832261961 = 105414^2 + 53219^2 .

It is a cyclic number.

It is not a de Polignac number, because 13944373357 - 2¹⁹ = 13943849069 is a prime.

It is a super-2 number, since 2×13944373357² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 13944373357.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13944373351) 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, 6972186678 + 6972186679.

It is an arithmetic number, because the mean of its divisors is an integer number (6972186679).

Almost surely, 2^13944373357 is an apocalyptic number.

It is an amenable number.

13944373357 is a deficient number, since it is larger than the sum of its proper divisors (1).

13944373357 is an equidigital number, since it uses as much as digits as its factorization.

13944373357 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2857680, while the sum is 49.

The spelling of 13944373357 in words is "thirteen billion, nine hundred forty-four million, three hundred seventy-three thousand, three hundred fifty-seven".