1113145234 has 8 divisors (see below), whose sum is σ = 1690853760. Its totient is φ = 549527316.

The previous prime is 1113145213. The next prime is 1113145247. The reversal of 1113145234 is 4325413111.

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

It is a junction number, because it is equal to n+sod(n) for n = 1113145199 and 1113145208.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3522454 + ... + 3522769.

It is an arithmetic number, because the mean of its divisors is an integer number (211356720).

Almost surely, 2^1113145234 is an apocalyptic number.

1113145234 is a deficient number, since it is larger than the sum of its proper divisors (577708526).

1113145234 is an equidigital number, since it uses as much as digits as its factorization.

1113145234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7045304.

The product of its digits is 1440, while the sum is 25.

The square root of 1113145234 is about 33363.8312248459. The cubic root of 1113145234 is about 1036.3758326195.

Adding to 1113145234 its reverse (4325413111), we get a palindrome (5438558345).

It can be divided in two parts, 11131 and 45234, that added together give a palindrome (56365).

The spelling of 1113145234 in words is "one billion, one hundred thirteen million, one hundred forty-five thousand, two hundred thirty-four".