8275072747 has 2 divisors, whose sum is σ = 8275072748. Its totient is φ = 8275072746.

The previous prime is 8275072723. The next prime is 8275072777. The reversal of 8275072747 is 7472705728.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8275072747 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 8275072747.

It is not a weakly prime, because it can be changed into another prime (8275072777) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4137536373 + 4137536374.

It is an arithmetic number, because the mean of its divisors is an integer number (4137536374).

Almost surely, 2^8275072747 is an apocalyptic number.

8275072747 is a deficient number, since it is larger than the sum of its proper divisors (1).

8275072747 is an equidigital number, since it uses as much as digits as its factorization.

8275072747 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1536640, while the sum is 49.

The square root of 8275072747 is about 90967.4268460969. The cubic root of 8275072747 is about 2022.6649096094.

The spelling of 8275072747 in words is "eight billion, two hundred seventy-five million, seventy-two thousand, seven hundred forty-seven".