11115583813 has 8 divisors (see below), whose sum is σ = 11702525120. Its totient is φ = 10528833600.

The previous prime is 11115583799. The next prime is 11115583823. The reversal of 11115583813 is 31838551111.

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 11115583813 - 2¹⁷ = 11115452741 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 (11115583823) 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, 80488 + ... + 169438.

It is an arithmetic number, because the mean of its divisors is an integer number (1462815640).

Almost surely, 2^11115583813 is an apocalyptic number.

It is an amenable number.

11115583813 is a deficient number, since it is larger than the sum of its proper divisors (586941307).

11115583813 is an equidigital number, since it uses as much as digits as its factorization.

11115583813 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95547.

The product of its digits is 14400, while the sum is 37.

The spelling of 11115583813 in words is "eleven billion, one hundred fifteen million, five hundred eighty-three thousand, eight hundred thirteen".