323234442240253 has 2 divisors, whose sum is σ = 323234442240254. Its totient is φ = 323234442240252.

The previous prime is 323234442240191. The next prime is 323234442240271. The reversal of 323234442240253 is 352042244432323.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 277210945020409 + 46023497219844 = 16649653^2 + 6784062^2 .

It is an emirp because it is prime and its reverse (352042244432323) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-323234442240253 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (323234442240293) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 161617221120126 + 161617221120127.

It is an arithmetic number, because the mean of its divisors is an integer number (161617221120127).

Almost surely, 2^{323234442240253} is an apocalyptic number.

It is an amenable number.

323234442240253 is a deficient number, since it is larger than the sum of its proper divisors (1).

323234442240253 is an equidigital number, since it uses as much as digits as its factorization.

323234442240253 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3317760, while the sum is 43.

Adding to 323234442240253 its reverse (352042244432323), we get a palindrome (675276686672576).

The spelling of 323234442240253 in words is "three hundred twenty-three trillion, two hundred thirty-four billion, four hundred forty-two million, two hundred forty thousand, two hundred fifty-three".