11456305213 has 2 divisors, whose sum is σ = 11456305214. Its totient is φ = 11456305212.

The previous prime is 11456305207. The next prime is 11456305271. The reversal of 11456305213 is 31250365411.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10486169604 + 970135609 = 102402^2 + 31147^2 .

It is a cyclic number.

It is not a de Polignac number, because 11456305213 - 2⁹ = 11456304701 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11456305513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5728152606 + 5728152607.

It is an arithmetic number, because the mean of its divisors is an integer number (5728152607).

Almost surely, 2^11456305213 is an apocalyptic number.

It is an amenable number.

11456305213 is a deficient number, since it is larger than the sum of its proper divisors (1).

11456305213 is an equidigital number, since it uses as much as digits as its factorization.

11456305213 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10800, while the sum is 31.

The spelling of 11456305213 in words is "eleven billion, four hundred fifty-six million, three hundred five thousand, two hundred thirteen".