12444301453 has 2 divisors, whose sum is σ = 12444301454. Its totient is φ = 12444301452.

The previous prime is 12444301451. The next prime is 12444301489. The reversal of 12444301453 is 35410344421.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8043040489 + 4401260964 = 89683^2 + 66342^2 .

It is an emirp because it is prime and its reverse (35410344421) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12444301453 - 2¹ = 12444301451 is a prime.

It is a super-2 number, since 2×12444301453² (a number of 21 digits) contains 22 as substring.

Together with 12444301451, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12444301451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6222150726 + 6222150727.

It is an arithmetic number, because the mean of its divisors is an integer number (6222150727).

Almost surely, 2^12444301453 is an apocalyptic number.

It is an amenable number.

12444301453 is a deficient number, since it is larger than the sum of its proper divisors (1).

12444301453 is an equidigital number, since it uses as much as digits as its factorization.

12444301453 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 23040, while the sum is 31.

Adding to 12444301453 its reverse (35410344421), we get a palindrome (47854645874).

The spelling of 12444301453 in words is "twelve billion, four hundred forty-four million, three hundred one thousand, four hundred fifty-three".