13134433404 has 12 divisors (see below), whose sum is σ = 30647011304. Its totient is φ = 4378144464.

The previous prime is 13134433381. The next prime is 13134433409. The reversal of 13134433404 is 40433443131.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×13134433404² (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 (13134433409) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 547268047 + ... + 547268070.

Almost surely, 2^13134433404 is an apocalyptic number.

It is an amenable number.

13134433404 is an abundant number, since it is smaller than the sum of its proper divisors (17512577900).

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

13134433404 is a wasteful number, since it uses less digits than its factorization.

13134433404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1094536124 (or 1094536122 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 30.

Adding to 13134433404 its reverse (40433443131), we get a palindrome (53567876535).

The spelling of 13134433404 in words is "thirteen billion, one hundred thirty-four million, four hundred thirty-three thousand, four hundred four".