11225591 has 8 divisors (see below), whose sum is σ = 12143040. Its totient is φ = 10315872.

The previous prime is 11225567. The next prime is 11225609. The reversal of 11225591 is 19552211.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11225591 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11225591.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11225531) 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, 1301 + ... + 4913.

It is an arithmetic number, because the mean of its divisors is an integer number (1517880).

Almost surely, 2^11225591 is an apocalyptic number.

11225591 is a deficient number, since it is larger than the sum of its proper divisors (917449).

11225591 is a wasteful number, since it uses less digits than its factorization.

11225591 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3865.

The product of its digits is 900, while the sum is 26.

The square root of 11225591 is about 3350.4613115211. The cubic root of 11225591 is about 223.9080657492.

The spelling of 11225591 in words is "eleven million, two hundred twenty-five thousand, five hundred ninety-one".