225310951 has 2 divisors, whose sum is σ = 225310952. Its totient is φ = 225310950.

The previous prime is 225310937. The next prime is 225310963. The reversal of 225310951 is 159013522.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 225310951 - 2⁵ = 225310919 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (225310931) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112655475 + 112655476.

It is an arithmetic number, because the mean of its divisors is an integer number (112655476).

Almost surely, 2^225310951 is an apocalyptic number.

225310951 is a deficient number, since it is larger than the sum of its proper divisors (1).

225310951 is an equidigital number, since it uses as much as digits as its factorization.

225310951 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2700, while the sum is 28.

The square root of 225310951 is about 15010.3614546752. The cubic root of 225310951 is about 608.5002582558.

The spelling of 225310951 in words is "two hundred twenty-five million, three hundred ten thousand, nine hundred fifty-one".