1113324531 has 16 divisors (see below), whose sum is σ = 1631038080. Its totient is φ = 669885120.

The previous prime is 1113324521. The next prime is 1113324539. The reversal of 1113324531 is 1354233111.

It is not a de Polignac number, because 1113324531 - 2⁶ = 1113324467 is a prime.

It is a super-2 number, since 2×1113324531² = 2478983022652739922, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1113324539) 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, 116770 + ... + 125943.

It is an arithmetic number, because the mean of its divisors is an integer number (101939880).

Almost surely, 2^1113324531 is an apocalyptic number.

1113324531 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1113324531 is a deficient number, since it is larger than the sum of its proper divisors (517713549).

1113324531 is a wasteful number, since it uses less digits than its factorization.

1113324531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 242866.

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

The square root of 1113324531 is about 33366.5181132224. The cubic root of 1113324531 is about 1036.4314734877.

Adding to 1113324531 its reverse (1354233111), we get a palindrome (2467557642).

The spelling of 1113324531 in words is "one billion, one hundred thirteen million, three hundred twenty-four thousand, five hundred thirty-one".