12134850 has 144 divisors (see below), whose sum is σ = 37997568. Its totient is φ = 2540160.

The previous prime is 12134831. The next prime is 12134867. The reversal of 12134850 is 5843121.

It is a self number, because there is not a number n which added to its sum of digits gives 12134850.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 95487 + ... + 95613.

It is an arithmetic number, because the mean of its divisors is an integer number (263872).

Almost surely, 2^12134850 is an apocalyptic number.

12134850 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 12134850, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18998784).

12134850 is an abundant number, since it is smaller than the sum of its proper divisors (25862718).

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

12134850 is a wasteful number, since it uses less digits than its factorization.

12134850 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169 (or 157 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 24.

The square root of 12134850 is about 3483.5111597352. The cubic root of 12134850 is about 229.7972378116.

Adding to 12134850 its reverse (5843121), we get a palindrome (17977971).

The spelling of 12134850 in words is "twelve million, one hundred thirty-four thousand, eight hundred fifty".