4113525 has 24 divisors (see below), whose sum is σ = 7325920. Its totient is φ = 2024640.

The previous prime is 4113521. The next prime is 4113533. The reversal of 4113525 is 5253114.

It is not a de Polignac number, because 4113525 - 2² = 4113521 is a prime.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4113521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1135 + ... + 3084.

Almost surely, 2^4113525 is an apocalyptic number.

It is an amenable number.

4113525 is a deficient number, since it is larger than the sum of its proper divisors (3212395).

4113525 is a wasteful number, since it uses less digits than its factorization.

4113525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4245 (or 4240 counting only the distinct ones).

The product of its digits is 600, while the sum is 21.

The square root of 4113525 is about 2028.1826840795. The cubic root of 4113525 is about 160.2278654335.

Adding to 4113525 its reverse (5253114), we get a palindrome (9366639).

The spelling of 4113525 in words is "four million, one hundred thirteen thousand, five hundred twenty-five".