249348283213 has 2 divisors, whose sum is σ = 249348283214. Its totient is φ = 249348283212.

The previous prime is 249348283159. The next prime is 249348283237. The reversal of 249348283213 is 312382843942.

249348283213 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., 208193263524 + 41155019689 = 456282^2 + 202867^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-249348283213 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (249348283253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 124674141606 + 124674141607.

It is an arithmetic number, because the mean of its divisors is an integer number (124674141607).

Almost surely, 2^249348283213 is an apocalyptic number.

It is an amenable number.

249348283213 is a deficient number, since it is larger than the sum of its proper divisors (1).

249348283213 is an equidigital number, since it uses as much as digits as its factorization.

249348283213 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1990656, while the sum is 49.

The spelling of 249348283213 in words is "two hundred forty-nine billion, three hundred forty-eight million, two hundred eighty-three thousand, two hundred thirteen".