5291687 has 2 divisors, whose sum is σ = 5291688. Its totient is φ = 5291686.

The previous prime is 5291653. The next prime is 5291707. The reversal of 5291687 is 7861925.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5291687 - 2⁸ = 5291431 is a prime.

It is a plaindrome in base 13.

It is a self number, because there is not a number n which added to its sum of digits gives 5291687.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5291647) 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, 2645843 + 2645844.

It is an arithmetic number, because the mean of its divisors is an integer number (2645844).

Almost surely, 2^5291687 is an apocalyptic number.

5291687 is a deficient number, since it is larger than the sum of its proper divisors (1).

5291687 is an equidigital number, since it uses as much as digits as its factorization.

5291687 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 30240, while the sum is 38.

The square root of 5291687 is about 2300.3667098965. The cubic root of 5291687 is about 174.2601362817.

The spelling of 5291687 in words is "five million, two hundred ninety-one thousand, six hundred eighty-seven".