11442215 has 8 divisors (see below), whose sum is σ = 13756560. Its totient is φ = 9136512.

The previous prime is 11442209. The next prime is 11442227. The reversal of 11442215 is 51224411.

It is a happy number.

11442215 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11442215 - 2²⁰ = 10393639 is a prime.

It is a congruent number.

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, 1247 + ... + 4943.

It is an arithmetic number, because the mean of its divisors is an integer number (1719570).

Almost surely, 2^11442215 is an apocalyptic number.

11442215 is a deficient number, since it is larger than the sum of its proper divisors (2314345).

11442215 is an equidigital number, since it uses as much as digits as its factorization.

11442215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4321.

The product of its digits is 320, while the sum is 20.

The square root of 11442215 is about 3382.6343284488. The cubic root of 11442215 is about 225.3391756963.

Adding to 11442215 its reverse (51224411), we get a palindrome (62666626).

The spelling of 11442215 in words is "eleven million, four hundred forty-two thousand, two hundred fifteen".