13963098381 has 4 divisors (see below), whose sum is σ = 18617464512. Its totient is φ = 9308732252.

The previous prime is 13963098377. The next prime is 13963098389. The reversal of 13963098381 is 18389036931.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 13963098381 - 2² = 13963098377 is a prime.

It is a super-2 number, since 2×13963098381² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13963098389) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2327183061 + ... + 2327183066.

It is an arithmetic number, because the mean of its divisors is an integer number (4654366128).

Almost surely, 2^13963098381 is an apocalyptic number.

It is an amenable number.

13963098381 is a deficient number, since it is larger than the sum of its proper divisors (4654366131).

13963098381 is an equidigital number, since it uses as much as digits as its factorization.

13963098381 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4654366130.

The product of its (nonzero) digits is 839808, while the sum is 51.

The spelling of 13963098381 in words is "thirteen billion, nine hundred sixty-three million, ninety-eight thousand, three hundred eighty-one".