5503987 has 2 divisors, whose sum is σ = 5503988. Its totient is φ = 5503986.

The previous prime is 5503951. The next prime is 5503999. The reversal of 5503987 is 7893055.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5503987 - 2⁷ = 5503859 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (5503907) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2751993 + 2751994.

It is an arithmetic number, because the mean of its divisors is an integer number (2751994).

Almost surely, 2^5503987 is an apocalyptic number.

5503987 is a deficient number, since it is larger than the sum of its proper divisors (1).

5503987 is an equidigital number, since it uses as much as digits as its factorization.

5503987 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 37800, while the sum is 37.

The square root of 5503987 is about 2346.0577571748. The cubic root of 5503987 is about 176.5600594906.

The spelling of 5503987 in words is "five million, five hundred three thousand, nine hundred eighty-seven".