5991159 has 4 divisors (see below), whose sum is σ = 7988216. Its totient is φ = 3994104.

The previous prime is 5991149. The next prime is 5991169. The reversal of 5991159 is 9511995.

5991159 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (5991149) and next prime (5991169).

It is not a de Polignac number, because 5991159 - 2⁷ = 5991031 is a prime.

It is a D-number.

It is a Duffinian number.

5991159 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5991149) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 998524 + ... + 998529.

It is an arithmetic number, because the mean of its divisors is an integer number (1997054).

Almost surely, 2^5991159 is an apocalyptic number.

5991159 is a deficient number, since it is larger than the sum of its proper divisors (1997057).

5991159 is a wasteful number, since it uses less digits than its factorization.

5991159 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1997056.

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

The square root of 5991159 is about 2447.6844159327. The cubic root of 5991159 is about 181.6227645038.

The spelling of 5991159 in words is "five million, nine hundred ninety-one thousand, one hundred fifty-nine".