13134312 has 40 divisors (see below), whose sum is σ = 36790050. Its totient is φ = 4377888.

The previous prime is 13134299. The next prime is 13134367. The reversal of 13134312 is 21343131.

It can be written as a sum of positive squares in only one way, i.e., 9696996 + 3437316 = 3114^2 + 1854^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a nude number because it is divisible by every one of its digits and also a Zuckerman number because it is divisible by the product of its digits.

It is a plaindrome in base 15.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 9487 + ... + 10782.

Almost surely, 2^13134312 is an apocalyptic number.

13134312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

13134312 is an abundant number, since it is smaller than the sum of its proper divisors (23655738).

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

13134312 is a wasteful number, since it uses less digits than its factorization.

13134312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20287 (or 20274 counting only the distinct ones).

The product of its digits is 216, while the sum is 18.

The square root of 13134312 is about 3624.1291367720. The cubic root of 13134312 is about 235.9404714361.

Adding to 13134312 its reverse (21343131), we get a palindrome (34477443).

It can be divided in two parts, 1313 and 4312, that added together give a square (5625 = 75²).

The spelling of 13134312 in words is "thirteen million, one hundred thirty-four thousand, three hundred twelve".