1115535055 has 8 divisors (see below), whose sum is σ = 1338876144. Its totient is φ = 892272000.

The previous prime is 1115535013. The next prime is 1115535077. The reversal of 1115535055 is 5505355111.

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

It is not a de Polignac number, because 1115535055 - 2¹¹ = 1115533007 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18780 + ... + 50830.

It is an arithmetic number, because the mean of its divisors is an integer number (167359518).

Almost surely, 2^1115535055 is an apocalyptic number.

1115535055 is a deficient number, since it is larger than the sum of its proper divisors (223341089).

1115535055 is an equidigital number, since it uses as much as digits as its factorization.

1115535055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39017.

The product of its (nonzero) digits is 9375, while the sum is 31.

The square root of 1115535055 is about 33399.6265697687. The cubic root of 1115535055 is about 1037.1169705262.

The spelling of 1115535055 in words is "one billion, one hundred fifteen million, five hundred thirty-five thousand, fifty-five".