11213404 has 24 divisors (see below), whose sum is σ = 20992608. Its totient is φ = 5222400.

The previous prime is 11213399. The next prime is 11213407. The reversal of 11213404 is 40431211.

11213404 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a nialpdrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11213407) 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, 6204 + ... + 7804.

It is an arithmetic number, because the mean of its divisors is an integer number (874692).

Almost surely, 2^11213404 is an apocalyptic number.

It is an amenable number.

11213404 is a deficient number, since it is larger than the sum of its proper divisors (9779204).

11213404 is a wasteful number, since it uses less digits than its factorization.

11213404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1725 (or 1723 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 11213404 is about 3348.6421128571. The cubic root of 11213404 is about 223.8270082297.

Adding to 11213404 its reverse (40431211), we get a palindrome (51644615).

The spelling of 11213404 in words is "eleven million, two hundred thirteen thousand, four hundred four".