4113130521 has 4 divisors (see below), whose sum is σ = 5484174032. Its totient is φ = 2742087012.

The previous prime is 4113130477. The next prime is 4113130531. The reversal of 4113130521 is 1250313114.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 4113130521 - 2¹³ = 4113122329 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4113130531) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 685521751 + ... + 685521756.

It is an arithmetic number, because the mean of its divisors is an integer number (1371043508).

Almost surely, 2^4113130521 is an apocalyptic number.

It is an amenable number.

4113130521 is a deficient number, since it is larger than the sum of its proper divisors (1371043511).

4113130521 is a wasteful number, since it uses less digits than its factorization.

4113130521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1371043510.

The product of its (nonzero) digits is 360, while the sum is 21.

The square root of 4113130521 is about 64133.6925570328. The cubic root of 4113130521 is about 1602.2274342350.

Adding to 4113130521 its reverse (1250313114), we get a palindrome (5363443635).

The spelling of 4113130521 in words is "four billion, one hundred thirteen million, one hundred thirty thousand, five hundred twenty-one".