5987982191 has 2 divisors, whose sum is σ = 5987982192. Its totient is φ = 5987982190.

The previous prime is 5987982151. The next prime is 5987982193. The reversal of 5987982191 is 1912897895.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5987982191 is a prime.

It is a Sophie Germain prime.

Together with 5987982193, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5987982191.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5987982193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2993991095 + 2993991096.

It is an arithmetic number, because the mean of its divisors is an integer number (2993991096).

Almost surely, 2^5987982191 is an apocalyptic number.

5987982191 is a deficient number, since it is larger than the sum of its proper divisors (1).

5987982191 is an equidigital number, since it uses as much as digits as its factorization.

5987982191 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3265920, while the sum is 59.

The square root of 5987982191 is about 77382.0534167968. The cubic root of 5987982191 is about 1815.9065703541.

The spelling of 5987982191 in words is "five billion, nine hundred eighty-seven million, nine hundred eighty-two thousand, one hundred ninety-one".