5115111320 has 32 divisors (see below), whose sum is σ = 12555274320. Its totient is φ = 1860040320.

The previous prime is 5115111319. The next prime is 5115111341. The reversal of 5115111320 is 231115115.

It is a happy number.

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 = 5115111292 and 5115111301.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5812187 + ... + 5813066.

Almost surely, 2^5115111320 is an apocalyptic number.

It is an amenable number.

5115111320 is an abundant number, since it is smaller than the sum of its proper divisors (7440163000).

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

5115111320 is a wasteful number, since it uses less digits than its factorization.

5115111320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11625275 (or 11625271 counting only the distinct ones).

The product of its (nonzero) digits is 150, while the sum is 20.

The square root of 5115111320 is about 71520.0064317670. The cubic root of 5115111320 is about 1722.9990178732. Note that the first 3 decimals are identical.

Adding to 5115111320 its reverse (231115115), we get a palindrome (5346226435).

The spelling of 5115111320 in words is "five billion, one hundred fifteen million, one hundred eleven thousand, three hundred twenty".