5101999 has 16 divisors (see below), whose sum is σ = 6189120. Its totient is φ = 4112640.

The previous prime is 5101997. The next prime is 5102059. The reversal of 5101999 is 9991015.

It is not a de Polignac number, because 5101999 - 2¹ = 5101997 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5101997) 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, 8017 + ... + 8629.

It is an arithmetic number, because the mean of its divisors is an integer number (386820).

Almost surely, 2^5101999 is an apocalyptic number.

5101999 is a deficient number, since it is larger than the sum of its proper divisors (1087121).

5101999 is a wasteful number, since it uses less digits than its factorization.

5101999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 690.

The product of its (nonzero) digits is 3645, while the sum is 34.

The square root of 5101999 is about 2258.7605008057. The cubic root of 5101999 is about 172.1525485463.

The spelling of 5101999 in words is "five million, one hundred one thousand, nine hundred ninety-nine".