5581747 has 2 divisors, whose sum is σ = 5581748. Its totient is φ = 5581746.

The previous prime is 5581739. The next prime is 5581759. The reversal of 5581747 is 7471855.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5581747 - 2³ = 5581739 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (5581727) 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, 2790873 + 2790874.

It is an arithmetic number, because the mean of its divisors is an integer number (2790874).

Almost surely, 2^5581747 is an apocalyptic number.

5581747 is a deficient number, since it is larger than the sum of its proper divisors (1).

5581747 is an equidigital number, since it uses as much as digits as its factorization.

5581747 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 39200, while the sum is 37.

The square root of 5581747 is about 2362.5721153015. The cubic root of 5581747 is about 177.3876509162.

It can be divided in two parts, 5581 and 747, that added together give a triangular number (6328 = T₁₁₂).

The spelling of 5581747 in words is "five million, five hundred eighty-one thousand, seven hundred forty-seven".