1031113055 has 16 divisors (see below), whose sum is σ = 1414622784. Its totient is φ = 706786560.

The previous prime is 1031113037. The next prime is 1031113079. The reversal of 1031113055 is 5503111301.

It is not a de Polignac number, because 1031113055 - 2¹⁰ = 1031112031 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 15 ways as a sum of consecutive naturals, for example, 165395 + ... + 171515.

It is an arithmetic number, because the mean of its divisors is an integer number (88413924).

Almost surely, 2^1031113055 is an apocalyptic number.

1031113055 is a deficient number, since it is larger than the sum of its proper divisors (383509729).

1031113055 is an equidigital number, since it uses as much as digits as its factorization.

1031113055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10946.

The product of its (nonzero) digits is 225, while the sum is 20.

The square root of 1031113055 is about 32110.9491451125. The cubic root of 1031113055 is about 1010.2652817524.

Adding to 1031113055 its reverse (5503111301), we get a palindrome (6534224356).

The spelling of 1031113055 in words is "one billion, thirty-one million, one hundred thirteen thousand, fifty-five".