11421354 has 32 divisors (see below), whose sum is σ = 26259840. Its totient is φ = 3244032.

The previous prime is 11421353. The next prime is 11421367. The reversal of 11421354 is 45312411.

11421354 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 (21).

It is a self number, because there is not a number n which added to its sum of digits gives 11421354.

It is not an unprimeable number, because it can be changed into a prime (11421353) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7402 + ... + 8810.

It is an arithmetic number, because the mean of its divisors is an integer number (820620).

Almost surely, 2^11421354 is an apocalyptic number.

11421354 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

11421354 is an abundant number, since it is smaller than the sum of its proper divisors (14838486).

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

11421354 is a wasteful number, since it uses less digits than its factorization.

11421354 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1614.

The product of its digits is 480, while the sum is 21.

The square root of 11421354 is about 3379.5493782456. The cubic root of 11421354 is about 225.2021491907.

Adding to 11421354 its reverse (45312411), we get a palindrome (56733765).

The spelling of 11421354 in words is "eleven million, four hundred twenty-one thousand, three hundred fifty-four".