2253444437 has 2 divisors, whose sum is σ = 2253444438. Its totient is φ = 2253444436.

The previous prime is 2253444397. The next prime is 2253444491. The reversal of 2253444437 is 7344443522.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1299314116 + 954130321 = 36046^2 + 30889^2 .

It is a cyclic number.

It is not a de Polignac number, because 2253444437 - 2⁸ = 2253444181 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2253444437.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2252444437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1126722218 + 1126722219.

It is an arithmetic number, because the mean of its divisors is an integer number (1126722219).

Almost surely, 2^2253444437 is an apocalyptic number.

It is an amenable number.

2253444437 is a deficient number, since it is larger than the sum of its proper divisors (1).

2253444437 is an equidigital number, since it uses as much as digits as its factorization.

2253444437 is an evil number, because the sum of its binary digits is even.

The product of its digits is 322560, while the sum is 38.

The square root of 2253444437 is about 47470.4585716212. The cubic root of 2253444437 is about 1311.0390212667.

Adding to 2253444437 its reverse (7344443522), we get a palindrome (9597887959).

The spelling of 2253444437 in words is "two billion, two hundred fifty-three million, four hundred forty-four thousand, four hundred thirty-seven".