1113312345 has 8 divisors (see below), whose sum is σ = 1781299776. Its totient is φ = 593766576.

The previous prime is 1113312323. The next prime is 1113312373. The reversal of 1113312345 is 5432133111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1113312345 - 2⁵ = 1113312313 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37110397 + ... + 37110426.

It is an arithmetic number, because the mean of its divisors is an integer number (222662472).

Almost surely, 2^1113312345 is an apocalyptic number.

1113312345 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1113312345 is a deficient number, since it is larger than the sum of its proper divisors (667987431).

1113312345 is an equidigital number, since it uses as much as digits as its factorization.

1113312345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74220831.

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

The square root of 1113312345 is about 33366.3355045171. The cubic root of 1113312345 is about 1036.4276920206.

Adding to 1113312345 its reverse (5432133111), we get a palindrome (6545445456).

The spelling of 1113312345 in words is "one billion, one hundred thirteen million, three hundred twelve thousand, three hundred forty-five".