5991913 has 8 divisors (see below), whose sum is σ = 6156800. Its totient is φ = 5829408.

The previous prime is 5991907. The next prime is 5991943. The reversal of 5991913 is 3191995.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5991913 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5991943) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5248 + ... + 6286.

It is an arithmetic number, because the mean of its divisors is an integer number (769600).

Almost surely, 2^5991913 is an apocalyptic number.

It is an amenable number.

5991913 is a deficient number, since it is larger than the sum of its proper divisors (164887).

5991913 is a wasteful number, since it uses less digits than its factorization.

5991913 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1191.

The product of its digits is 10935, while the sum is 37.

The square root of 5991913 is about 2447.8384342109. The cubic root of 5991913 is about 181.6303833869.

The spelling of 5991913 in words is "five million, nine hundred ninety-one thousand, nine hundred thirteen".