14121800 has 144 divisors (see below), whose sum is σ = 41983920. Its totient is φ = 4368000.

The previous prime is 14121799. The next prime is 14121841. The reversal of 14121800 is 812141.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 107735 + ... + 107865.

It is an arithmetic number, because the mean of its divisors is an integer number (291555).

Almost surely, 2^14121800 is an apocalyptic number.

14121800 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 14121800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20991960).

14121800 is an abundant number, since it is smaller than the sum of its proper divisors (27862120).

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

14121800 is a wasteful number, since it uses less digits than its factorization.

14121800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172 (or 156 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

The square root of 14121800 is about 3757.8983488115. The cubic root of 14121800 is about 241.7111504849.

Adding to 14121800 its reverse (812141), we get a palindrome (14933941).

The spelling of 14121800 in words is "fourteen million, one hundred twenty-one thousand, eight hundred".