11225545 has 8 divisors (see below), whose sum is σ = 13515840. Its totient is φ = 8950320.

The previous prime is 11225531. The next prime is 11225549. The reversal of 11225545 is 54552211.

11225545 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 not a de Polignac number, because 11225545 - 2⁹ = 11225033 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11225549) 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, 2055 + ... + 5164.

It is an arithmetic number, because the mean of its divisors is an integer number (1689480).

Almost surely, 2^11225545 is an apocalyptic number.

It is an amenable number.

11225545 is a deficient number, since it is larger than the sum of its proper divisors (2290295).

11225545 is an equidigital number, since it uses as much as digits as its factorization.

11225545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7535.

The product of its digits is 2000, while the sum is 25.

The square root of 11225545 is about 3350.4544467878. The cubic root of 11225545 is about 223.9077599068.

Adding to 11225545 its reverse (54552211), we get a palindrome (65777756).

The spelling of 11225545 in words is "eleven million, two hundred twenty-five thousand, five hundred forty-five".