134021312 has 28 divisors (see below), whose sum is σ = 270973296. Its totient is φ = 65744640.

The previous prime is 134021309. The next prime is 134021317. The reversal of 134021312 is 213120431.

It is not an unprimeable number, because it can be changed into a prime (134021317) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16364 + ... + 23147.

Almost surely, 2^134021312 is an apocalyptic number.

It is an amenable number.

134021312 is an abundant number, since it is smaller than the sum of its proper divisors (136951984).

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

134021312 is an equidigital number, since it uses as much as digits as its factorization.

134021312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39576 (or 39566 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 134021312 is about 11576.7574043857. The cubic root of 134021312 is about 511.7501222095.

Adding to 134021312 its reverse (213120431), we get a palindrome (347141743).

The spelling of 134021312 in words is "one hundred thirty-four million, twenty-one thousand, three hundred twelve".