13103603969 has 2 divisors, whose sum is σ = 13103603970. Its totient is φ = 13103603968.

The previous prime is 13103603963. The next prime is 13103604043. The reversal of 13103603969 is 96930630131.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11915905600 + 1187698369 = 109160^2 + 34463^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13103603969 is a prime.

It is a super-2 number, since 2×13103603969² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (13103603963) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6551801984 + 6551801985.

It is an arithmetic number, because the mean of its divisors is an integer number (6551801985).

Almost surely, 2^13103603969 is an apocalyptic number.

It is an amenable number.

13103603969 is a deficient number, since it is larger than the sum of its proper divisors (1).

13103603969 is an equidigital number, since it uses as much as digits as its factorization.

13103603969 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 78732, while the sum is 41.

The spelling of 13103603969 in words is "thirteen billion, one hundred three million, six hundred three thousand, nine hundred sixty-nine".