5587391 has 2 divisors, whose sum is σ = 5587392. Its totient is φ = 5587390.

The previous prime is 5587369. The next prime is 5587397. The reversal of 5587391 is 1937855.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5587391 - 2⁶ = 5587327 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5587397) 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, 2793695 + 2793696.

It is an arithmetic number, because the mean of its divisors is an integer number (2793696).

Almost surely, 2^5587391 is an apocalyptic number.

5587391 is a deficient number, since it is larger than the sum of its proper divisors (1).

5587391 is an equidigital number, since it uses as much as digits as its factorization.

5587391 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 37800, while the sum is 38.

The square root of 5587391 is about 2363.7662744019. The cubic root of 5587391 is about 177.4474194584.

The spelling of 5587391 in words is "five million, five hundred eighty-seven thousand, three hundred ninety-one".