225525011 has 2 divisors, whose sum is σ = 225525012. Its totient is φ = 225525010.

The previous prime is 225524987. The next prime is 225525023. The reversal of 225525011 is 110525522.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 225525011 - 2⁶ = 225524947 is a prime.

It is not a weakly prime, because it can be changed into another prime (225515011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112762505 + 112762506.

It is an arithmetic number, because the mean of its divisors is an integer number (112762506).

Almost surely, 2^225525011 is an apocalyptic number.

225525011 is a deficient number, since it is larger than the sum of its proper divisors (1).

225525011 is an equidigital number, since it uses as much as digits as its factorization.

225525011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1000, while the sum is 23.

The square root of 225525011 is about 15017.4901697987. The cubic root of 225525011 is about 608.6929021494.

The spelling of 225525011 in words is "two hundred twenty-five million, five hundred twenty-five thousand, eleven".