5187487 has 2 divisors, whose sum is σ = 5187488. Its totient is φ = 5187486.

The previous prime is 5187449. The next prime is 5187503. The reversal of 5187487 is 7847815.

5187487 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5187487 - 2⁷ = 5187359 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5187887) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2593743 + 2593744.

It is an arithmetic number, because the mean of its divisors is an integer number (2593744).

Almost surely, 2^5187487 is an apocalyptic number.

5187487 is a deficient number, since it is larger than the sum of its proper divisors (1).

5187487 is an equidigital number, since it uses as much as digits as its factorization.

5187487 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 62720, while the sum is 40.

The square root of 5187487 is about 2277.6055409135. The cubic root of 5187487 is about 173.1087447105.

The spelling of 5187487 in words is "five million, one hundred eighty-seven thousand, four hundred eighty-seven".