225041313 has 8 divisors (see below), whose sum is σ = 342920128. Its totient is φ = 128595024.

The previous prime is 225041309. The next prime is 225041347. The reversal of 225041313 is 313140522.

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

It is not a de Polignac number, because 225041313 - 2² = 225041309 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21), and also a Moran number because the ratio is a prime number: 10716253 = 225041313 / (2 + 2 + 5 + 0 + 4 + 1 + 3 + 1 + 3).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 225041313.

It is not an unprimeable number, because it can be changed into a prime (225041353) 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, 5358106 + ... + 5358147.

It is an arithmetic number, because the mean of its divisors is an integer number (42865016).

Almost surely, 2^225041313 is an apocalyptic number.

It is an amenable number.

225041313 is a deficient number, since it is larger than the sum of its proper divisors (117878815).

225041313 is a wasteful number, since it uses less digits than its factorization.

225041313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10716263.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 225041313 is about 15001.3770367923. The cubic root of 225041313 is about 608.2574230586.

Adding to 225041313 its reverse (313140522), we get a palindrome (538181835).

The spelling of 225041313 in words is "two hundred twenty-five million, forty-one thousand, three hundred thirteen".