5243245140 has 192 divisors, whose sum is σ = 18073681920. Its totient is φ = 1109306880.

The previous prime is 5243245127. The next prime is 5243245151. The reversal of 5243245140 is 415423425.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 5243245098 and 5243245107.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 290706 + ... + 308214.

It is an arithmetic number, because the mean of its divisors is an integer number (94133760).

Almost surely, 2^5243245140 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5243245140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9036840960).

5243245140 is an abundant number, since it is smaller than the sum of its proper divisors (12830436780).

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

5243245140 is a wasteful number, since it uses less digits than its factorization.

5243245140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17582 (or 17580 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 30.

The square root of 5243245140 is about 72410.2557653265. The cubic root of 5243245140 is about 1737.2676033740.

Adding to 5243245140 its reverse (415423425), we get a palindrome (5658668565).

The spelling of 5243245140 in words is "five billion, two hundred forty-three million, two hundred forty-five thousand, one hundred forty".