224145111 has 8 divisors (see below), whose sum is σ = 305810560. Its totient is φ = 145954872.

The previous prime is 224145107. The next prime is 224145121. The reversal of 224145111 is 111541422.

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

It is not a de Polignac number, because 224145111 - 2² = 224145107 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 (224145101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 868651 + ... + 868908.

It is an arithmetic number, because the mean of its divisors is an integer number (38226320).

Almost surely, 2^224145111 is an apocalyptic number.

224145111 is a deficient number, since it is larger than the sum of its proper divisors (81665449).

224145111 is a wasteful number, since it uses less digits than its factorization.

224145111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1737605.

The product of its digits is 320, while the sum is 21.

The square root of 224145111 is about 14971.4765804846. The cubic root of 224145111 is about 607.4489096563.

Adding to 224145111 its reverse (111541422), we get a palindrome (335686533).

The spelling of 224145111 in words is "two hundred twenty-four million, one hundred forty-five thousand, one hundred eleven".