2984209871 has 2 divisors, whose sum is σ = 2984209872. Its totient is φ = 2984209870.

The previous prime is 2984209831. The next prime is 2984209883. The reversal of 2984209871 is 1789024892.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2984209871 - 2¹⁰ = 2984208847 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2984209831) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1492104935 + 1492104936.

It is an arithmetic number, because the mean of its divisors is an integer number (1492104936).

Almost surely, 2^2984209871 is an apocalyptic number.

2984209871 is a deficient number, since it is larger than the sum of its proper divisors (1).

2984209871 is an equidigital number, since it uses as much as digits as its factorization.

2984209871 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 580608, while the sum is 50.

The square root of 2984209871 is about 54627.9220820269. The cubic root of 2984209871 is about 1439.7147504367.

The spelling of 2984209871 in words is "two billion, nine hundred eighty-four million, two hundred nine thousand, eight hundred seventy-one".