13040039989 has 2 divisors, whose sum is σ = 13040039990. Its totient is φ = 13040039988.

The previous prime is 13040039983. The next prime is 13040040011. The reversal of 13040039989 is 98993004031.

13040039989 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 can be written as a sum of positive squares in only one way, i.e., 12863415889 + 176624100 = 113417^2 + 13290^2 .

It is a cyclic number.

It is not a de Polignac number, because 13040039989 - 2²¹ = 13037942837 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13040039983) 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, 6520019994 + 6520019995.

It is an arithmetic number, because the mean of its divisors is an integer number (6520019995).

Almost surely, 2^13040039989 is an apocalyptic number.

It is an amenable number.

13040039989 is a deficient number, since it is larger than the sum of its proper divisors (1).

13040039989 is an equidigital number, since it uses as much as digits as its factorization.

13040039989 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 209952, while the sum is 46.

The spelling of 13040039989 in words is "thirteen billion, forty million, thirty-nine thousand, nine hundred eighty-nine".