8944140971 has 2 divisors, whose sum is σ = 8944140972. Its totient is φ = 8944140970.

The previous prime is 8944140941. The next prime is 8944141013. The reversal of 8944140971 is 1790414498.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8944140971 is a prime.

It is not a weakly prime, because it can be changed into another prime (8944140941) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4472070485 + 4472070486.

It is an arithmetic number, because the mean of its divisors is an integer number (4472070486).

Almost surely, 2^8944140971 is an apocalyptic number.

8944140971 is a deficient number, since it is larger than the sum of its proper divisors (1).

8944140971 is an equidigital number, since it uses as much as digits as its factorization.

8944140971 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 290304, while the sum is 47.

The square root of 8944140971 is about 94573.4686421091. The cubic root of 8944140971 is about 2075.7715016464.

The spelling of 8944140971 in words is "eight billion, nine hundred forty-four million, one hundred forty thousand, nine hundred seventy-one".