22451113 has 4 divisors (see below), whose sum is σ = 22464400. Its totient is φ = 22437828.

The previous prime is 22451087. The next prime is 22451129. The reversal of 22451113 is 31115422.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 22451113 - 2⁵ = 22451081 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22451213) 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 3 ways as a sum of consecutive naturals, for example, 3663 + ... + 7636.

It is an arithmetic number, because the mean of its divisors is an integer number (5616100).

Almost surely, 2^22451113 is an apocalyptic number.

It is an amenable number.

22451113 is a deficient number, since it is larger than the sum of its proper divisors (13287).

22451113 is a wasteful number, since it uses less digits than its factorization.

22451113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13286.

The product of its digits is 240, while the sum is 19.

The square root of 22451113 is about 4738.2605458121. The cubic root of 22451113 is about 282.1061962758.

Adding to 22451113 its reverse (31115422), we get a palindrome (53566535).

The spelling of 22451113 in words is "twenty-two million, four hundred fifty-one thousand, one hundred thirteen".