1113531032 has 8 divisors (see below), whose sum is σ = 2087870700. Its totient is φ = 556765512.

The previous prime is 1113531019. The next prime is 1113531037. The reversal of 1113531032 is 2301353111.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 1113530995 and 1113531013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1113531037) 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 as a sum of consecutive naturals, namely, 69595682 + ... + 69595697.

Almost surely, 2^1113531032 is an apocalyptic number.

It is an amenable number.

1113531032 is a deficient number, since it is larger than the sum of its proper divisors (974339668).

1113531032 is a wasteful number, since it uses less digits than its factorization.

1113531032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139191385 (or 139191381 counting only the distinct ones).

The product of its (nonzero) digits is 270, while the sum is 20.

The square root of 1113531032 is about 33369.6124041020. The cubic root of 1113531032 is about 1036.4955491154.

Adding to 1113531032 its reverse (2301353111), we get a palindrome (3414884143).

The spelling of 1113531032 in words is "one billion, one hundred thirteen million, five hundred thirty-one thousand, thirty-two".