1113232065 has 48 divisors (see below), whose sum is σ = 1963054464. Its totient is φ = 538306560.

The previous prime is 1113232051. The next prime is 1113232073. The reversal of 1113232065 is 5602323111.

It is not a de Polignac number, because 1113232065 - 2⁴ = 1113232049 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1046724 + ... + 1047786.

It is an arithmetic number, because the mean of its divisors is an integer number (40896968).

Almost surely, 2^1113232065 is an apocalyptic number.

1113232065 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1113232065 is a deficient number, since it is larger than the sum of its proper divisors (849822399).

1113232065 is a wasteful number, since it uses less digits than its factorization.

1113232065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1670 (or 1659 counting only the distinct ones).

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

The square root of 1113232065 is about 33365.1324738866. The cubic root of 1113232065 is about 1036.4027794507.

Adding to 1113232065 its reverse (5602323111), we get a palindrome (6715555176).

The spelling of 1113232065 in words is "one billion, one hundred thirteen million, two hundred thirty-two thousand, sixty-five".