12402312253 has 2 divisors, whose sum is σ = 12402312254. Its totient is φ = 12402312252.

The previous prime is 12402312239. The next prime is 12402312257. The reversal of 12402312253 is 35221320421.

12402312253 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12231696409 + 170615844 = 110597^2 + 13062^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12402312253 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12402312257) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6201156126 + 6201156127.

It is an arithmetic number, because the mean of its divisors is an integer number (6201156127).

Almost surely, 2^12402312253 is an apocalyptic number.

It is an amenable number.

12402312253 is a deficient number, since it is larger than the sum of its proper divisors (1).

12402312253 is an equidigital number, since it uses as much as digits as its factorization.

12402312253 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2880, while the sum is 25.

Adding to 12402312253 its reverse (35221320421), we get a palindrome (47623632674).

The spelling of 12402312253 in words is "twelve billion, four hundred two million, three hundred twelve thousand, two hundred fifty-three".