12851334 has 48 divisors (see below), whose sum is σ = 29905200. Its totient is φ = 3976128.

The previous prime is 12851323. The next prime is 12851339. The reversal of 12851334 is 43315821.

It is a happy number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 12851298 and 12851307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12851339) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 17772 + ... + 18480.

It is an arithmetic number, because the mean of its divisors is an integer number (623025).

Almost surely, 2^12851334 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12851334, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14952600).

12851334 is an abundant number, since it is smaller than the sum of its proper divisors (17053866).

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

12851334 is a wasteful number, since it uses less digits than its factorization.

12851334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 789 (or 786 counting only the distinct ones).

The product of its digits is 2880, while the sum is 27.

The square root of 12851334 is about 3584.8757300637. The cubic root of 12851334 is about 234.2337134597.

The spelling of 12851334 in words is "twelve million, eight hundred fifty-one thousand, three hundred thirty-four".