520111014 has 16 divisors (see below), whose sum is σ = 1050522480. Its totient is φ = 171653600.

The previous prime is 520110973. The next prime is 520111037. The reversal of 520111014 is 410111025.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 520110984 and 520111002.

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, 428529 + ... + 429740.

It is an arithmetic number, because the mean of its divisors is an integer number (65657655).

Almost surely, 2^520111014 is an apocalyptic number.

520111014 is an abundant number, since it is smaller than the sum of its proper divisors (530411466).

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

520111014 is a wasteful number, since it uses less digits than its factorization.

520111014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 858375.

The product of its (nonzero) digits is 40, while the sum is 15.

The square root of 520111014 is about 22805.9425150551. The cubic root of 520111014 is about 804.2023728831.

Adding to 520111014 its reverse (410111025), we get a palindrome (930222039).

The spelling of 520111014 in words is "five hundred twenty million, one hundred eleven thousand, fourteen".