1113544513 has 8 divisors (see below), whose sum is σ = 1119875328. Its totient is φ = 1107227424.

The previous prime is 1113544511. The next prime is 1113544529. The reversal of 1113544513 is 3154453111.

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

It is a cyclic number.

It is not a de Polignac number, because 1113544513 - 2¹ = 1113544511 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1113544511) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 188856 + ... + 194662.

It is an arithmetic number, because the mean of its divisors is an integer number (139984416).

Almost surely, 2^1113544513 is an apocalyptic number.

It is an amenable number.

1113544513 is a deficient number, since it is larger than the sum of its proper divisors (6330815).

1113544513 is an equidigital number, since it uses as much as digits as its factorization.

1113544513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6863.

The product of its digits is 3600, while the sum is 28.

The square root of 1113544513 is about 33369.8143986448. The cubic root of 1113544513 is about 1036.4997318877.

Adding to 1113544513 its reverse (3154453111), we get a palindrome (4267997624).

The spelling of 1113544513 in words is "one billion, one hundred thirteen million, five hundred forty-four thousand, five hundred thirteen".