520441011 has 16 divisors (see below), whose sum is σ = 787430400. Its totient is φ = 339577704.

The previous prime is 520441007. The next prime is 520441021. The reversal of 520441011 is 110144025.

520441011 is a `hidden beast` number, since 520 + 44 + 101 + 1 = 666.

It is not a de Polignac number, because 520441011 - 2² = 520441007 is a prime.

It is not an unprimeable number, because it can be changed into a prime (520441021) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 203791 + ... + 206328.

It is an arithmetic number, because the mean of its divisors is an integer number (49214400).

Almost surely, 2^520441011 is an apocalyptic number.

520441011 is a deficient number, since it is larger than the sum of its proper divisors (266989389).

520441011 is a wasteful number, since it uses less digits than its factorization.

520441011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 410175 (or 410169 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 18.

The square root of 520441011 is about 22813.1762584696. The cubic root of 520441011 is about 804.3724188006.

Adding to 520441011 its reverse (110144025), we get a palindrome (630585036).

The spelling of 520441011 in words is "five hundred twenty million, four hundred forty-one thousand, eleven".