225403346291 has 2 divisors, whose sum is σ = 225403346292. Its totient is φ = 225403346290.

The previous prime is 225403346281. The next prime is 225403346369. The reversal of 225403346291 is 192643304522.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 225403346291 - 2³⁴ = 208223477107 is a prime.

It is not a weakly prime, because it can be changed into another prime (225403346251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112701673145 + 112701673146.

It is an arithmetic number, because the mean of its divisors is an integer number (112701673146).

Almost surely, 2^225403346291 is an apocalyptic number.

225403346291 is a deficient number, since it is larger than the sum of its proper divisors (1).

225403346291 is an equidigital number, since it uses as much as digits as its factorization.

225403346291 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 311040, while the sum is 41.

The spelling of 225403346291 in words is "two hundred twenty-five billion, four hundred three million, three hundred forty-six thousand, two hundred ninety-one".