1113036553 has 32 divisors (see below), whose sum is σ = 1216841472. Its totient is φ = 1016064000.

The previous prime is 1113036527. The next prime is 1113036583. The reversal of 1113036553 is 3556303111.

It is a cyclic number.

It is not a de Polignac number, because 1113036553 - 2⁵ = 1113036521 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1113036583) 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, 7371028 + ... + 7371178.

It is an arithmetic number, because the mean of its divisors is an integer number (38026296).

Almost surely, 2^1113036553 is an apocalyptic number.

It is an amenable number.

1113036553 is a deficient number, since it is larger than the sum of its proper divisors (103804919).

1113036553 is a wasteful number, since it uses less digits than its factorization.

1113036553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 385.

The product of its (nonzero) digits is 4050, while the sum is 28.

The square root of 1113036553 is about 33362.2024602693. The cubic root of 1113036553 is about 1036.3421029604.

Adding to 1113036553 its reverse (3556303111), we get a palindrome (4669339664).

The spelling of 1113036553 in words is "one billion, one hundred thirteen million, thirty-six thousand, five hundred fifty-three".