2254644361 has 2 divisors, whose sum is σ = 2254644362. Its totient is φ = 2254644360.

The previous prime is 2254644323. The next prime is 2254644421. The reversal of 2254644361 is 1634464522.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1850634361 + 404010000 = 43019^2 + 20100^2 .

It is a cyclic number.

It is not a de Polignac number, because 2254644361 - 2²⁵ = 2221089929 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2254644361.

It is not a weakly prime, because it can be changed into another prime (2254644061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1127322180 + 1127322181.

It is an arithmetic number, because the mean of its divisors is an integer number (1127322181).

Almost surely, 2^2254644361 is an apocalyptic number.

It is an amenable number.

2254644361 is a deficient number, since it is larger than the sum of its proper divisors (1).

2254644361 is an equidigital number, since it uses as much as digits as its factorization.

2254644361 is an evil number, because the sum of its binary digits is even.

The product of its digits is 138240, while the sum is 37.

The square root of 2254644361 is about 47483.0955288300. The cubic root of 2254644361 is about 1311.2716825825.

The spelling of 2254644361 in words is "two billion, two hundred fifty-four million, six hundred forty-four thousand, three hundred sixty-one".