225005411 has 4 divisors (see below), whose sum is σ = 225806424. Its totient is φ = 224204400.

The previous prime is 225005401. The next prime is 225005413. The reversal of 225005411 is 114500522.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-225005411 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (225005413) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 400085 + ... + 400646.

It is an arithmetic number, because the mean of its divisors is an integer number (56451606).

Almost surely, 2^225005411 is an apocalyptic number.

225005411 is a deficient number, since it is larger than the sum of its proper divisors (801013).

225005411 is an equidigital number, since it uses as much as digits as its factorization.

225005411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 801012.

The product of its (nonzero) digits is 400, while the sum is 20.

The square root of 225005411 is about 15000.1803655823. The cubic root of 225005411 is about 608.2250751916.

Adding to 225005411 its reverse (114500522), we get a palindrome (339505933).

The spelling of 225005411 in words is "two hundred twenty-five million, five thousand, four hundred eleven".