310244242993 has 2 divisors, whose sum is σ = 310244242994. Its totient is φ = 310244242992.

The previous prime is 310244242907. The next prime is 310244243047. The reversal of 310244242993 is 399242442013.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 157825836529 + 152418406464 = 397273^2 + 390408^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-310244242993 is a prime.

It is not a weakly prime, because it can be changed into another prime (310244249993) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 155122121496 + 155122121497.

It is an arithmetic number, because the mean of its divisors is an integer number (155122121497).

Almost surely, 2^310244242993 is an apocalyptic number.

It is an amenable number.

310244242993 is a deficient number, since it is larger than the sum of its proper divisors (1).

310244242993 is an equidigital number, since it uses as much as digits as its factorization.

310244242993 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 373248, while the sum is 43.

The spelling of 310244242993 in words is "three hundred ten billion, two hundred forty-four million, two hundred forty-two thousand, nine hundred ninety-three".