13981043003 has 2 divisors, whose sum is σ = 13981043004. Its totient is φ = 13981043002.

The previous prime is 13981042987. The next prime is 13981043053. The reversal of 13981043003 is 30034018931.

It is a happy number.

13981043003 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 is a cyclic number.

It is not a de Polignac number, because 13981043003 - 2⁴ = 13981042987 is a prime.

It is not a weakly prime, because it can be changed into another prime (13981043053) 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, 6990521501 + 6990521502.

It is an arithmetic number, because the mean of its divisors is an integer number (6990521502).

Almost surely, 2^13981043003 is an apocalyptic number.

13981043003 is a deficient number, since it is larger than the sum of its proper divisors (1).

13981043003 is an equidigital number, since it uses as much as digits as its factorization.

13981043003 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7776, while the sum is 32.

It can be divided in two parts, 1398 and 1043003, that added together give a palindrome (1044401).

The spelling of 13981043003 in words is "thirteen billion, nine hundred eighty-one million, forty-three thousand, three".