134243968 has 96 divisors (see below), whose sum is σ = 300614400. Its totient is φ = 59535360.

The previous prime is 134243957. The next prime is 134244013. The reversal of 134243968 is 869342431.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 134243968.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 702753 + ... + 702943.

It is an arithmetic number, because the mean of its divisors is an integer number (3131400).

Almost surely, 2^134243968 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 134243968, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (150307200).

134243968 is an abundant number, since it is smaller than the sum of its proper divisors (166370432).

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

134243968 is a wasteful number, since it uses less digits than its factorization.

134243968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 258 (or 229 counting only the distinct ones).

The product of its digits is 124416, while the sum is 40.

The square root of 134243968 is about 11586.3699233194. The cubic root of 134243968 is about 512.0333637113.

The spelling of 134243968 in words is "one hundred thirty-four million, two hundred forty-three thousand, nine hundred sixty-eight".