11421242 has 16 divisors (see below), whose sum is σ = 20610240. Its totient is φ = 4637088.

The previous prime is 11421233. The next prime is 11421251. The reversal of 11421242 is 24212411.

11421242 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (11421233) and next prime (11421251).

It is a self number, because there is not a number n which added to its sum of digits gives 11421242.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21203 + ... + 21734.

It is an arithmetic number, because the mean of its divisors is an integer number (1288140).

Almost surely, 2^11421242 is an apocalyptic number.

11421242 is a deficient number, since it is larger than the sum of its proper divisors (9188998).

11421242 is a wasteful number, since it uses less digits than its factorization.

11421242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42965.

The product of its digits is 128, while the sum is 17.

The square root of 11421242 is about 3379.5328079485. The cubic root of 11421242 is about 225.2014130631.

Adding to 11421242 its reverse (24212411), we get a palindrome (35633653).

The spelling of 11421242 in words is "eleven million, four hundred twenty-one thousand, two hundred forty-two".