5251959 has 12 divisors (see below), whose sum is σ = 7867496. Its totient is φ = 3501144.

The previous prime is 5251951. The next prime is 5252011. The reversal of 5251959 is 9591525.

It is not a de Polignac number, because 5251959 - 2³ = 5251951 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5251951) 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 in 11 ways as a sum of consecutive naturals, for example, 10564 + ... + 11049.

Almost surely, 2^5251959 is an apocalyptic number.

5251959 is a deficient number, since it is larger than the sum of its proper divisors (2615537).

5251959 is an equidigital number, since it uses as much as digits as its factorization.

5251959 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21628 (or 21616 counting only the distinct ones).

The product of its digits is 20250, while the sum is 36.

The square root of 5251959 is about 2291.7152964537. The cubic root of 5251959 is about 173.8229471313.

The spelling of 5251959 in words is "five million, two hundred fifty-one thousand, nine hundred fifty-nine".