5120111304 has 256 divisors, whose sum is σ = 17950464000. Its totient is φ = 1313521920.

The previous prime is 5120111291. The next prime is 5120111383. The reversal of 5120111304 is 4031110215.

It is a Harshad number since it is a multiple of its sum of digits (18).

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, 1378602 + ... + 1382310.

It is an arithmetic number, because the mean of its divisors is an integer number (70119000).

Almost surely, 2^5120111304 is an apocalyptic number.

5120111304 is a gapful number since it is divisible by the number (54) 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 5120111304, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8975232000).

5120111304 is an abundant number, since it is smaller than the sum of its proper divisors (12830352696).

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

5120111304 is a wasteful number, since it uses less digits than its factorization.

5120111304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3825 (or 3815 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 18.

The square root of 5120111304 is about 71554.9530361106. The cubic root of 5120111304 is about 1723.5602413724.

Adding to 5120111304 its reverse (4031110215), we get a palindrome (9151221519).

It can be divided in two parts, 512011 and 1304, that added together give a palindrome (513315).

The spelling of 5120111304 in words is "five billion, one hundred twenty million, one hundred eleven thousand, three hundred four".