5193111000 has 256 divisors, whose sum is σ = 20201425920. Its totient is φ = 1079040000.

The previous prime is 5193110999. The next prime is 5193111013. The reversal of 5193111000 is 1113915.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 219760 + ... + 242240.

It is an arithmetic number, because the mean of its divisors is an integer number (78911820).

Almost surely, 2^5193111000 is an apocalyptic number.

5193111000 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 5193111000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10100712960).

5193111000 is an abundant number, since it is smaller than the sum of its proper divisors (15008314920).

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

5193111000 is a wasteful number, since it uses less digits than its factorization.

5193111000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22523 (or 22509 counting only the distinct ones).

The product of its (nonzero) digits is 135, while the sum is 21.

The square root of 5193111000 is about 72063.2430577475. The cubic root of 5193111000 is about 1731.7128057574.

Adding to 5193111000 its reverse (1113915), we get a palindrome (5194224915).

The spelling of 5193111000 in words is "five billion, one hundred ninety-three million, one hundred eleven thousand".