134881212 has 24 divisors (see below), whose sum is σ = 316731856. Its totient is φ = 44673408.

The previous prime is 134881199. The next prime is 134881231. The reversal of 134881212 is 212188431.

It is a self number, because there is not a number n which added to its sum of digits gives 134881212.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33913 + ... + 37680.

Almost surely, 2^134881212 is an apocalyptic number.

134881212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

134881212 is an abundant number, since it is smaller than the sum of its proper divisors (181850644).

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

134881212 is a wasteful number, since it uses less digits than its factorization.

134881212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71757 (or 71755 counting only the distinct ones).

The product of its digits is 3072, while the sum is 30.

The square root of 134881212 is about 11613.8370920209. The cubic root of 134881212 is about 512.8422771666.

The spelling of 134881212 in words is "one hundred thirty-four million, eight hundred eighty-one thousand, two hundred twelve".