1113545573 has 8 divisors (see below), whose sum is σ = 1299700992. Its totient is φ = 934159536.

The previous prime is 1113545569. The next prime is 1113545581. The reversal of 1113545573 is 3755453111.

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 1113545573 - 2² = 1113545569 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1113545273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1691990 + ... + 1692647.

It is an arithmetic number, because the mean of its divisors is an integer number (162462624).

Almost surely, 2^1113545573 is an apocalyptic number.

It is an amenable number.

1113545573 is a deficient number, since it is larger than the sum of its proper divisors (186155419).

1113545573 is an equidigital number, since it uses as much as digits as its factorization.

1113545573 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3384691.

The product of its digits is 31500, while the sum is 35.

The square root of 1113545573 is about 33369.8302812585. The cubic root of 1113545573 is about 1036.5000607742.

Adding to 1113545573 its reverse (3755453111), we get a palindrome (4868998684).

The spelling of 1113545573 in words is "one billion, one hundred thirteen million, five hundred forty-five thousand, five hundred seventy-three".