11144265215 has 8 divisors (see below), whose sum is σ = 13625441568. Its totient is φ = 8747196640.

The previous prime is 11144265211. The next prime is 11144265247. The reversal of 11144265215 is 51256244111.

It is a happy number.

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

It is not a de Polignac number, because 11144265215 - 2² = 11144265211 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11144265211) 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, 21026651 + ... + 21027180.

It is an arithmetic number, because the mean of its divisors is an integer number (1703180196).

Almost surely, 2^11144265215 is an apocalyptic number.

11144265215 is a deficient number, since it is larger than the sum of its proper divisors (2481176353).

11144265215 is an equidigital number, since it uses as much as digits as its factorization.

11144265215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42053889.

The product of its digits is 9600, while the sum is 32.

The spelling of 11144265215 in words is "eleven billion, one hundred forty-four million, two hundred sixty-five thousand, two hundred fifteen".