13962993823 has 2 divisors, whose sum is σ = 13962993824. Its totient is φ = 13962993822.

The previous prime is 13962993773. The next prime is 13962993833. The reversal of 13962993823 is 32839926931.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13962993823 is a prime.

It is a super-3 number, since 3×13962993823³ (a number of 31 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13962993833) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6981496911 + 6981496912.

It is an arithmetic number, because the mean of its divisors is an integer number (6981496912).

Almost surely, 2^13962993823 is an apocalyptic number.

13962993823 is a deficient number, since it is larger than the sum of its proper divisors (1).

13962993823 is an equidigital number, since it uses as much as digits as its factorization.

13962993823 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3779136, while the sum is 55.

The spelling of 13962993823 in words is "thirteen billion, nine hundred sixty-two million, nine hundred ninety-three thousand, eight hundred twenty-three".