3520525113 has 20 divisors (see below), whose sum is σ = 6010350720. Its totient is φ = 2011728312.

The previous prime is 3520525109. The next prime is 3520525133. The reversal of 3520525113 is 3115250253.

It is a happy number.

3520525113 is a `hidden beast` number, since 3 + 5 + 20 + 525 + 113 = 666.

It is not a de Polignac number, because 3520525113 - 2² = 3520525109 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (3520525133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 3103953 + ... + 3105086.

It is an arithmetic number, because the mean of its divisors is an integer number (300517536).

Almost surely, 2^3520525113 is an apocalyptic number.

It is an amenable number.

3520525113 is a deficient number, since it is larger than the sum of its proper divisors (2489825607).

3520525113 is an equidigital number, since it uses as much as digits as its factorization.

3520525113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6209058 (or 6209049 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 27.

The square root of 3520525113 is about 59334.0131206376. The cubic root of 3520525113 is about 1521.2566237167.

Adding to 3520525113 its reverse (3115250253), we get a palindrome (6635775366).

The spelling of 3520525113 in words is "three billion, five hundred twenty million, five hundred twenty-five thousand, one hundred thirteen".