13133431134 has 12 divisors (see below), whose sum is σ = 28455767496. Its totient is φ = 4377810372.

The previous prime is 13133431127. The next prime is 13133431153. The reversal of 13133431134 is 43113433131.

13133431134 is a `hidden beast` number, since 1 + 313 + 3 + 4 + 311 + 34 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 13133431098 and 13133431107.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 364817514 + ... + 364817549.

It is an arithmetic number, because the mean of its divisors is an integer number (2371313958).

Almost surely, 2^13133431134 is an apocalyptic number.

13133431134 is an abundant number, since it is smaller than the sum of its proper divisors (15322336362).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13133431134 is a wasteful number, since it uses less digits than its factorization.

13133431134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 729635071 (or 729635068 counting only the distinct ones).

The product of its digits is 3888, while the sum is 27.

Adding to 13133431134 its reverse (43113433131), we get a palindrome (56246864265).

The spelling of 13133431134 in words is "thirteen billion, one hundred thirty-three million, four hundred thirty-one thousand, one hundred thirty-four".