8940328291 has 2 divisors, whose sum is σ = 8940328292. Its totient is φ = 8940328290.

The previous prime is 8940328279. The next prime is 8940328337. The reversal of 8940328291 is 1928230498.

It is an a-pointer prime, because the next prime (8940328337) can be obtained adding 8940328291 to its sum of digits (46).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 8940328291 - 2¹⁷ = 8940197219 is a prime.

It is not a weakly prime, because it can be changed into another prime (8940322291) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4470164145 + 4470164146.

It is an arithmetic number, because the mean of its divisors is an integer number (4470164146).

Almost surely, 2^8940328291 is an apocalyptic number.

8940328291 is a deficient number, since it is larger than the sum of its proper divisors (1).

8940328291 is an equidigital number, since it uses as much as digits as its factorization.

8940328291 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 248832, while the sum is 46.

The square root of 8940328291 is about 94553.3092546210. The cubic root of 8940328291 is about 2075.4765086323.

The spelling of 8940328291 in words is "eight billion, nine hundred forty million, three hundred twenty-eight thousand, two hundred ninety-one".