13103031133 has 2 divisors, whose sum is σ = 13103031134. Its totient is φ = 13103031132.

The previous prime is 13103031083. The next prime is 13103031173. The reversal of 13103031133 is 33113030131.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13099489209 + 3541924 = 114453^2 + 1882^2 .

It is a cyclic number.

It is not a de Polignac number, because 13103031133 - 2²¹ = 13100933981 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13103031133.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13103031173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6551515566 + 6551515567.

It is an arithmetic number, because the mean of its divisors is an integer number (6551515567).

Almost surely, 2^13103031133 is an apocalyptic number.

It is an amenable number.

13103031133 is a deficient number, since it is larger than the sum of its proper divisors (1).

13103031133 is an equidigital number, since it uses as much as digits as its factorization.

13103031133 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 243, while the sum is 19.

Adding to 13103031133 its reverse (33113030131), we get a palindrome (46216061264).

The spelling of 13103031133 in words is "thirteen billion, one hundred three million, thirty-one thousand, one hundred thirty-three".