13513450012 has 6 divisors (see below), whose sum is σ = 23648537528. Its totient is φ = 6756725004.

The previous prime is 13513450007. The next prime is 13513450019. The reversal of 13513450012 is 21005431531.

It is a happy number.

13513450012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×13513450012² (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 (13513450019) 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, 1689181248 + ... + 1689181255.

Almost surely, 2^13513450012 is an apocalyptic number.

It is an amenable number.

13513450012 is a deficient number, since it is larger than the sum of its proper divisors (10135087516).

13513450012 is a wasteful number, since it uses less digits than its factorization.

13513450012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3378362507 (or 3378362505 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 25.

Adding to 13513450012 its reverse (21005431531), we get a palindrome (34518881543).

The spelling of 13513450012 in words is "thirteen billion, five hundred thirteen million, four hundred fifty thousand, twelve".