5191959 has 16 divisors (see below), whose sum is σ = 7385600. Its totient is φ = 3234816.

The previous prime is 5191943. The next prime is 5191981. The reversal of 5191959 is 9591915.

It is not a de Polignac number, because 5191959 - 2⁴ = 5191943 is a prime.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

5191959 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5191909) 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 in 15 ways as a sum of consecutive naturals, for example, 3927 + ... + 5079.

It is an arithmetic number, because the mean of its divisors is an integer number (461600).

Almost surely, 2^5191959 is an apocalyptic number.

5191959 is a deficient number, since it is larger than the sum of its proper divisors (2193641).

5191959 is a wasteful number, since it uses less digits than its factorization.

5191959 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1254.

The product of its digits is 18225, while the sum is 39.

The square root of 5191959 is about 2278.5870621945. The cubic root of 5191959 is about 173.1584746316.

The spelling of 5191959 in words is "five million, one hundred ninety-one thousand, nine hundred fifty-nine".