8747640911 has 2 divisors, whose sum is σ = 8747640912. Its totient is φ = 8747640910.

The previous prime is 8747640877. The next prime is 8747640919. The reversal of 8747640911 is 1190467478.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 8747640911 - 2¹⁴ = 8747624527 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8747640919) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4373820455 + 4373820456.

It is an arithmetic number, because the mean of its divisors is an integer number (4373820456).

Almost surely, 2^8747640911 is an apocalyptic number.

8747640911 is a deficient number, since it is larger than the sum of its proper divisors (1).

8747640911 is an equidigital number, since it uses as much as digits as its factorization.

8747640911 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 338688, while the sum is 47.

The square root of 8747640911 is about 93528.8239581788. The cubic root of 8747640911 is about 2060.4574431860.

The spelling of 8747640911 in words is "eight billion, seven hundred forty-seven million, six hundred forty thousand, nine hundred eleven".