5181859 has 2 divisors, whose sum is σ = 5181860. Its totient is φ = 5181858.

The previous prime is 5181829. The next prime is 5181881. The reversal of 5181859 is 9581815.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5181859 - 2⁹ = 5181347 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (5181829) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2590929 + 2590930.

It is an arithmetic number, because the mean of its divisors is an integer number (2590930).

Almost surely, 2^5181859 is an apocalyptic number.

5181859 is a deficient number, since it is larger than the sum of its proper divisors (1).

5181859 is an equidigital number, since it uses as much as digits as its factorization.

5181859 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 14400, while the sum is 37.

The square root of 5181859 is about 2276.3696975667. The cubic root of 5181859 is about 173.0461191041.

The spelling of 5181859 in words is "five million, one hundred eighty-one thousand, eight hundred fifty-nine".