134420212 has 24 divisors (see below), whose sum is σ = 247998240. Its totient is φ = 63574560.

The previous prime is 134420203. The next prime is 134420213. The reversal of 134420212 is 212024431.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a self number, because there is not a number n which added to its sum of digits gives 134420212.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134420213) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 79803 + ... + 81469.

It is an arithmetic number, because the mean of its divisors is an integer number (10333260).

Almost surely, 2^134420212 is an apocalyptic number.

It is an amenable number.

134420212 is a deficient number, since it is larger than the sum of its proper divisors (113578028).

134420212 is a wasteful number, since it uses less digits than its factorization.

134420212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2751 (or 2749 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 134420212 is about 11593.9730894978. The cubic root of 134420212 is about 512.2573423528.

Adding to 134420212 its reverse (212024431), we get a palindrome (346444643).

The spelling of 134420212 in words is "one hundred thirty-four million, four hundred twenty thousand, two hundred twelve".