134822234891 has 4 divisors (see below), whose sum is σ = 134830490712. Its totient is φ = 134813979072.

The previous prime is 134822234839. The next prime is 134822234893. The reversal of 134822234891 is 198432228431.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-134822234891 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (134822234893) 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, 4103366 + ... + 4136091.

It is an arithmetic number, because the mean of its divisors is an integer number (33707622678).

Almost surely, 2^134822234891 is an apocalyptic number.

134822234891 is a deficient number, since it is larger than the sum of its proper divisors (8255821).

134822234891 is an equidigital number, since it uses as much as digits as its factorization.

134822234891 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8255820.

The product of its digits is 663552, while the sum is 47.

The spelling of 134822234891 in words is "one hundred thirty-four billion, eight hundred twenty-two million, two hundred thirty-four thousand, eight hundred ninety-one".