4113513231 has 16 divisors (see below), whose sum is σ = 5621618688. Its totient is φ = 2673950400.

The previous prime is 4113513227. The next prime is 4113513253. The reversal of 4113513231 is 1323153114.

It is not a de Polignac number, because 4113513231 - 2² = 4113513227 is a prime.

It is a super-2 number, since 2×4113513231² = 33841982203224118722, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4113513431) 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, 235986 + ... + 252816.

It is an arithmetic number, because the mean of its divisors is an integer number (351351168).

Almost surely, 2^4113513231 is an apocalyptic number.

4113513231 is a gapful number since it is divisible by the number (41) formed by its first and last digit.

4113513231 is a deficient number, since it is larger than the sum of its proper divisors (1508105457).

4113513231 is a wasteful number, since it uses less digits than its factorization.

4113513231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18862.

The product of its digits is 1080, while the sum is 24.

The square root of 4113513231 is about 64136.6761767399. The cubic root of 4113513231 is about 1602.2771262673.

Adding to 4113513231 its reverse (1323153114), we get a palindrome (5436666345).

The spelling of 4113513231 in words is "four billion, one hundred thirteen million, five hundred thirteen thousand, two hundred thirty-one".