5251859 has 2 divisors, whose sum is σ = 5251860. Its totient is φ = 5251858.

The previous prime is 5251819. The next prime is 5251877. The reversal of 5251859 is 9581525.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5251859 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is an Ulam number.

It is not a weakly prime, because it can be changed into another prime (5251819) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2625929 + 2625930.

It is an arithmetic number, because the mean of its divisors is an integer number (2625930).

Almost surely, 2^5251859 is an apocalyptic number.

5251859 is a deficient number, since it is larger than the sum of its proper divisors (1).

5251859 is an equidigital number, since it uses as much as digits as its factorization.

5251859 is an evil number, because the sum of its binary digits is even.

The product of its digits is 18000, while the sum is 35.

The square root of 5251859 is about 2291.6934786310. The cubic root of 5251859 is about 173.8218438982.

The spelling of 5251859 in words is "five million, two hundred fifty-one thousand, eight hundred fifty-nine".