134440412 has 12 divisors (see below), whose sum is σ = 238105896. Its totient is φ = 66410160.

The previous prime is 134440399. The next prime is 134440469. The reversal of 134440412 is 214044431.

It is a happy number.

134440412 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 202139 + ... + 202802.

It is an arithmetic number, because the mean of its divisors is an integer number (19842158).

Almost surely, 2^134440412 is an apocalyptic number.

It is an amenable number.

134440412 is a deficient number, since it is larger than the sum of its proper divisors (103665484).

134440412 is a wasteful number, since it uses less digits than its factorization.

134440412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 405028 (or 405026 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 23.

The square root of 134440412 is about 11594.8441990395. The cubic root of 134440412 is about 512.2830008950.

Adding to 134440412 its reverse (214044431), we get a palindrome (348484843).

The spelling of 134440412 in words is "one hundred thirty-four million, four hundred forty thousand, four hundred twelve".