5199999 has 16 divisors (see below), whose sum is σ = 7971072. Its totient is φ = 2953728.

The previous prime is 5199983. The next prime is 5200007. The reversal of 5199999 is 9999915.

It is not a de Polignac number, because 5199999 - 2⁴ = 5199983 is a prime.

5199999 is a modest number, since divided by 9999 gives 519 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5199959) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3412 + ... + 4694.

It is an arithmetic number, because the mean of its divisors is an integer number (498192).

Almost surely, 2^5199999 is an apocalyptic number.

5199999 is a deficient number, since it is larger than the sum of its proper divisors (2771073).

5199999 is a wasteful number, since it uses less digits than its factorization.

5199999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1486.

The product of its digits is 295245, while the sum is 51.

The square root of 5199999 is about 2280.3506309338. The cubic root of 5199999 is about 173.2478099626.

The spelling of 5199999 in words is "five million, one hundred ninety-nine thousand, nine hundred ninety-nine".