5188549 has 2 divisors, whose sum is σ = 5188550. Its totient is φ = 5188548.

The previous prime is 5188543. The next prime is 5188571. The reversal of 5188549 is 9458815.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4202500 + 986049 = 2050^2 + 993^2 .

It is a cyclic number.

It is not a de Polignac number, because 5188549 - 2¹¹ = 5186501 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 (5188543) 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, 2594274 + 2594275.

It is an arithmetic number, because the mean of its divisors is an integer number (2594275).

Almost surely, 2^5188549 is an apocalyptic number.

It is an amenable number.

5188549 is a deficient number, since it is larger than the sum of its proper divisors (1).

5188549 is an equidigital number, since it uses as much as digits as its factorization.

5188549 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 57600, while the sum is 40.

The square root of 5188549 is about 2277.8386685628. The cubic root of 5188549 is about 173.1205570417.

The spelling of 5188549 in words is "five million, one hundred eighty-eight thousand, five hundred forty-nine".