13443002312 has 16 divisors (see below), whose sum is σ = 25214708700. Its totient is φ = 6719080000.

The previous prime is 13443002291. The next prime is 13443002329. The reversal of 13443002312 is 21320034431.

13443002312 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 13392507076 + 50495236 = 115726^2 + 7106^2 .

It is a super-2 number, since 2×13443002312² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 278939 + ... + 323562.

Almost surely, 2^13443002312 is an apocalyptic number.

It is an amenable number.

13443002312 is a deficient number, since it is larger than the sum of its proper divisors (11771706388).

13443002312 is a wasteful number, since it uses less digits than its factorization.

13443002312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 605296 (or 605292 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 13443002312 its reverse (21320034431), we get a palindrome (34763036743).

The spelling of 13443002312 in words is "thirteen billion, four hundred forty-three million, two thousand, three hundred twelve".