11225451 has 16 divisors (see below), whose sum is σ = 15434496. Its totient is φ = 7252896.

The previous prime is 11225437. The next prime is 11225471. The reversal of 11225451 is 15452211.

It is not a de Polignac number, because 11225451 - 2⁵ = 11225419 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11225471) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22066 + ... + 22568.

It is an arithmetic number, because the mean of its divisors is an integer number (964656).

Almost surely, 2^11225451 is an apocalyptic number.

11225451 is a deficient number, since it is larger than the sum of its proper divisors (4209045).

11225451 is a wasteful number, since it uses less digits than its factorization.

11225451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 722.

The product of its digits is 400, while the sum is 21.

The square root of 11225451 is about 3350.4404188106. The cubic root of 11225451 is about 223.9071349219.

Adding to 11225451 its reverse (15452211), we get a palindrome (26677662).

The spelling of 11225451 in words is "eleven million, two hundred twenty-five thousand, four hundred fifty-one".