247009944383 has 2 divisors, whose sum is σ = 247009944384. Its totient is φ = 247009944382.

The previous prime is 247009944361. The next prime is 247009944397. The reversal of 247009944383 is 383449900742.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 247009944383 - 2⁶ = 247009944319 is a prime.

It is a super-2 number, since 2×247009944383² (a number of 24 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (247009944283) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 123504972191 + 123504972192.

It is an arithmetic number, because the mean of its divisors is an integer number (123504972192).

Almost surely, 2^247009944383 is an apocalyptic number.

247009944383 is a deficient number, since it is larger than the sum of its proper divisors (1).

247009944383 is an equidigital number, since it uses as much as digits as its factorization.

247009944383 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5225472, while the sum is 53.

The spelling of 247009944383 in words is "two hundred forty-seven billion, nine million, nine hundred forty-four thousand, three hundred eighty-three".