134322012 has 72 divisors (see below), whose sum is σ = 371734272. Its totient is φ = 40557600.

The previous prime is 134322007. The next prime is 134322037. The reversal of 134322012 is 210223431.

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

It is a congruent number.

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 23 ways as a sum of consecutive naturals, for example, 170283 + ... + 171069.

It is an arithmetic number, because the mean of its divisors is an integer number (5162976).

Almost surely, 2^134322012 is an apocalyptic number.

134322012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 134322012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (185867136).

134322012 is an abundant number, since it is smaller than the sum of its proper divisors (237412260).

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

134322012 is a wasteful number, since it uses less digits than its factorization.

134322012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1239 (or 1234 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 134322012 is about 11589.7373568170. The cubic root of 134322012 is about 512.1325696347.

Adding to 134322012 its reverse (210223431), we get a palindrome (344545443).

The spelling of 134322012 in words is "one hundred thirty-four million, three hundred twenty-two thousand, twelve".