2253461321 has 2 divisors, whose sum is σ = 2253461322. Its totient is φ = 2253461320.

The previous prime is 2253461303. The next prime is 2253461323. The reversal of 2253461321 is 1231643522.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1484175625 + 769285696 = 38525^2 + 27736^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2253461321 is a prime.

It is a Sophie Germain prime.

Together with 2253461323, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (2253461323) 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, 1126730660 + 1126730661.

It is an arithmetic number, because the mean of its divisors is an integer number (1126730661).

Almost surely, 2^2253461321 is an apocalyptic number.

It is an amenable number.

2253461321 is a deficient number, since it is larger than the sum of its proper divisors (1).

2253461321 is an equidigital number, since it uses as much as digits as its factorization.

2253461321 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8640, while the sum is 29.

The square root of 2253461321 is about 47470.6364082050. The cubic root of 2253461321 is about 1311.0422955915.

The spelling of 2253461321 in words is "two billion, two hundred fifty-three million, four hundred sixty-one thousand, three hundred twenty-one".