11421204 has 24 divisors (see below), whose sum is σ = 28052640. Its totient is φ = 3606624.

The previous prime is 11421203. The next prime is 11421209. The reversal of 11421204 is 40212411.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11421203) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24819 + ... + 25274.

It is an arithmetic number, because the mean of its divisors is an integer number (1168860).

Almost surely, 2^11421204 is an apocalyptic number.

It is an amenable number.

11421204 is an abundant number, since it is smaller than the sum of its proper divisors (16631436).

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

11421204 is a wasteful number, since it uses less digits than its factorization.

11421204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50119 (or 50117 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

The square root of 11421204 is about 3379.5271858649. The cubic root of 11421204 is about 225.2011633044.

Adding to 11421204 its reverse (40212411), we get a palindrome (51633615).

It can be divided in two parts, 1142 and 1204, that added together give a triangular number (2346 = T₆₈).

The spelling of 11421204 in words is "eleven million, four hundred twenty-one thousand, two hundred four".