6113143830 has 64 divisors (see below), whose sum is σ = 15004154880. Its totient is φ = 1593310464.

The previous prime is 6113143819. The next prime is 6113143871. The reversal of 6113143830 is 383413116.

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

It is a congruent number.

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 31 ways as a sum of consecutive naturals, for example, 1205841 + ... + 1210899.

It is an arithmetic number, because the mean of its divisors is an integer number (234439920).

Almost surely, 2^6113143830 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6113143830, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7502077440).

6113143830 is an abundant number, since it is smaller than the sum of its proper divisors (8891011050).

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

6113143830 is a wasteful number, since it uses less digits than its factorization.

6113143830 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5973.

The product of its (nonzero) digits is 5184, while the sum is 30.

The square root of 6113143830 is about 78186.5962297886. The cubic root of 6113143830 is about 1828.4715387009.

Adding to 6113143830 its reverse (383413116), we get a palindrome (6496556946).

The spelling of 6113143830 in words is "six billion, one hundred thirteen million, one hundred forty-three thousand, eight hundred thirty".