5287997100 has 72 divisors (see below), whose sum is σ = 15393945280. Its totient is φ = 1401468480.

The previous prime is 5287997093. The next prime is 5287997161. The reversal of 5287997100 is 17997825.

It is a self number, because there is not a number n which added to its sum of digits gives 5287997100.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5170 + ... + 102969.

Almost surely, 2^5287997100 is an apocalyptic number.

5287997100 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5287997100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7696972640).

5287997100 is an abundant number, since it is smaller than the sum of its proper divisors (10105948180).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5287997100 is a wasteful number, since it uses less digits than its factorization.

5287997100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108319 (or 108312 counting only the distinct ones).

The product of its (nonzero) digits is 317520, while the sum is 48.

The square root of 5287997100 is about 72718.6159109206. The cubic root of 5287997100 is about 1742.1962292618.

The spelling of 5287997100 in words is "five billion, two hundred eighty-seven million, nine hundred ninety-seven thousand, one hundred".