2212479361 has 2 divisors, whose sum is σ = 2212479362. Its totient is φ = 2212479360.

The previous prime is 2212479349. The next prime is 2212479389. The reversal of 2212479361 is 1639742122.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2148878736 + 63600625 = 46356^2 + 7975^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2212479361 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2212479361.

It is not a weakly prime, because it can be changed into another prime (2212479341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1106239680 + 1106239681.

It is an arithmetic number, because the mean of its divisors is an integer number (1106239681).

Almost surely, 2^2212479361 is an apocalyptic number.

It is an amenable number.

2212479361 is a deficient number, since it is larger than the sum of its proper divisors (1).

2212479361 is an equidigital number, since it uses as much as digits as its factorization.

2212479361 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 36288, while the sum is 37.

The square root of 2212479361 is about 47036.9999149606. Note that the first 4 decimals coincide. The cubic root of 2212479361 is about 1303.0459858821.

The spelling of 2212479361 in words is "two billion, two hundred twelve million, four hundred seventy-nine thousand, three hundred sixty-one".