13134451500 has 72 divisors (see below), whose sum is σ = 41434830528. Its totient is φ = 3502519200.

The previous prime is 13134451487. The next prime is 13134451501. The reversal of 13134451500 is 515443131.

It is a happy number.

13134451500 is a `hidden beast` number, since 13 + 134 + 4 + 515 + 0 + 0 = 666.

It is not an unprimeable number, because it can be changed into a prime (13134451501) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1454884 + ... + 1463883.

Almost surely, 2^13134451500 is an apocalyptic number.

13134451500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13134451500 is an abundant number, since it is smaller than the sum of its proper divisors (28300379028).

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

13134451500 is a wasteful number, since it uses less digits than its factorization.

13134451500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2918792 (or 2918777 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

Adding to 13134451500 its reverse (515443131), we get a palindrome (13649894631).

The spelling of 13134451500 in words is "thirteen billion, one hundred thirty-four million, four hundred fifty-one thousand, five hundred".