5111104520 has 64 divisors (see below), whose sum is σ = 11853501120. Its totient is φ = 1981995264.

The previous prime is 5111104517. The next prime is 5111104577. The reversal of 5111104520 is 254011115.

It is a super-2 number, since 2×5111104520² = 52246778828728860800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 5111104492 and 5111104501.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 412739 + ... + 424941.

It is an arithmetic number, because the mean of its divisors is an integer number (185210955).

Almost surely, 2^5111104520 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 5111104520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5926750560).

5111104520 is an abundant number, since it is smaller than the sum of its proper divisors (6742396600).

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

5111104520 is a wasteful number, since it uses less digits than its factorization.

5111104520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12534 (or 12530 counting only the distinct ones).

The product of its (nonzero) digits is 200, while the sum is 20.

The square root of 5111104520 is about 71491.9892015882. The cubic root of 5111104520 is about 1722.5490103408.

Adding to 5111104520 its reverse (254011115), we get a palindrome (5365115635).

The spelling of 5111104520 in words is "five billion, one hundred eleven million, one hundred four thousand, five hundred twenty".