2273631361 has 2 divisors, whose sum is σ = 2273631362. Its totient is φ = 2273631360.

The previous prime is 2273631359. The next prime is 2273631421. The reversal of 2273631361 is 1631363722.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1588500736 + 685130625 = 39856^2 + 26175^2 .

It is a cyclic number.

It is not a de Polignac number, because 2273631361 - 2¹ = 2273631359 is a prime.

Together with 2273631359, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (2273631331) 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, 1136815680 + 1136815681.

It is an arithmetic number, because the mean of its divisors is an integer number (1136815681).

Almost surely, 2^2273631361 is an apocalyptic number.

It is an amenable number.

2273631361 is a deficient number, since it is larger than the sum of its proper divisors (1).

2273631361 is an equidigital number, since it uses as much as digits as its factorization.

2273631361 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 27216, while the sum is 34.

The square root of 2273631361 is about 47682.6106772689. The cubic root of 2273631361 is about 1314.9422617741.

The spelling of 2273631361 in words is "two billion, two hundred seventy-three million, six hundred thirty-one thousand, three hundred sixty-one".