9747368731 has 2 divisors, whose sum is σ = 9747368732. Its totient is φ = 9747368730.

The previous prime is 9747368677. The next prime is 9747368747. The reversal of 9747368731 is 1378637479.

9747368731 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 is a cyclic number.

It is not a de Polignac number, because 9747368731 - 2¹⁵ = 9747335963 is a prime.

It is a super-2 number, since 2×9747368731² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (9747368231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4873684365 + 4873684366.

It is an arithmetic number, because the mean of its divisors is an integer number (4873684366).

Almost surely, 2^9747368731 is an apocalyptic number.

9747368731 is a deficient number, since it is larger than the sum of its proper divisors (1).

9747368731 is an equidigital number, since it uses as much as digits as its factorization.

9747368731 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5334336, while the sum is 55.

The square root of 9747368731 is about 98728.7634430818. The cubic root of 9747368731 is about 2136.1371438260.

The spelling of 9747368731 in words is "nine billion, seven hundred forty-seven million, three hundred sixty-eight thousand, seven hundred thirty-one".