227550133 has 2 divisors, whose sum is σ = 227550134. Its totient is φ = 227550132.

The previous prime is 227550131. The next prime is 227550143. The reversal of 227550133 is 331055722.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 219721329 + 7828804 = 14823^2 + 2798^2 .

It is a cyclic number.

It is not a de Polignac number, because 227550133 - 2¹ = 227550131 is a prime.

Together with 227550131, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (227550131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113775066 + 113775067.

It is an arithmetic number, because the mean of its divisors is an integer number (113775067).

Almost surely, 2^227550133 is an apocalyptic number.

It is an amenable number.

227550133 is a deficient number, since it is larger than the sum of its proper divisors (1).

227550133 is an equidigital number, since it uses as much as digits as its factorization.

227550133 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6300, while the sum is 28.

The square root of 227550133 is about 15084.7649302202. The cubic root of 227550133 is about 610.5094132218.

The spelling of 227550133 in words is "two hundred twenty-seven million, five hundred fifty thousand, one hundred thirty-three".