5947891 has 2 divisors, whose sum is σ = 5947892. Its totient is φ = 5947890.

The previous prime is 5947873. The next prime is 5947901. The reversal of 5947891 is 1987495.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5947891 - 2⁹ = 5947379 is a prime.

It is not a weakly prime, because it can be changed into another prime (5947391) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2973945 + 2973946.

It is an arithmetic number, because the mean of its divisors is an integer number (2973946).

Almost surely, 2^5947891 is an apocalyptic number.

5947891 is a deficient number, since it is larger than the sum of its proper divisors (1).

5947891 is an equidigital number, since it uses as much as digits as its factorization.

5947891 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 90720, while the sum is 43.

The square root of 5947891 is about 2438.8298423629. The cubic root of 5947891 is about 181.1844827013.

The spelling of 5947891 in words is "five million, nine hundred forty-seven thousand, eight hundred ninety-one".