11421300 has 72 divisors (see below), whose sum is σ = 36060192. Its totient is φ = 2768000.

The previous prime is 11421269. The next prime is 11421323. The reversal of 11421300 is 312411.

It is a happy number.

11421300 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1570 + ... + 5030.

It is an arithmetic number, because the mean of its divisors is an integer number (500836).

Almost surely, 2^11421300 is an apocalyptic number.

11421300 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 11421300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18030096).

11421300 is an abundant number, since it is smaller than the sum of its proper divisors (24638892).

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

11421300 is a wasteful number, since it uses less digits than its factorization.

11421300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3489 (or 3482 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 11421300 is about 3379.5413890053. The cubic root of 11421300 is about 225.2017942726.

Adding to 11421300 its reverse (312411), we get a palindrome (11733711).

Subtracting from 11421300 its reverse (312411), we obtain a square (11108889 = 3333²).

It can be divided in two parts, 1142 and 1300, that added together give a palindrome (2442).

The spelling of 11421300 in words is "eleven million, four hundred twenty-one thousand, three hundred".