1113332605 has 32 divisors (see below), whose sum is σ = 1719410688. Its totient is φ = 671630400.

The previous prime is 1113332603. The next prime is 1113332617. The reversal of 1113332605 is 5062333111.

It is not a de Polignac number, because 1113332605 - 2¹ = 1113332603 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1113332605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1113332603) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 34707 + ... + 58576.

It is an arithmetic number, because the mean of its divisors is an integer number (53731584).

Almost surely, 2^1113332605 is an apocalyptic number.

It is an amenable number.

1113332605 is a deficient number, since it is larger than the sum of its proper divisors (606078083).

1113332605 is a wasteful number, since it uses less digits than its factorization.

1113332605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93337.

The product of its (nonzero) digits is 1620, while the sum is 25.

The square root of 1113332605 is about 33366.6391025527. The cubic root of 1113332605 is about 1036.4339789349.

Adding to 1113332605 its reverse (5062333111), we get a palindrome (6175665716).

The spelling of 1113332605 in words is "one billion, one hundred thirteen million, three hundred thirty-two thousand, six hundred five".