1131032303113 has 4 divisors (see below), whose sum is σ = 1132409931588. Its totient is φ = 1129654674640.

The previous prime is 1131032303057. The next prime is 1131032303161. The reversal of 1131032303113 is 3113032301311.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 650905263369 + 480127039744 = 806787^2 + 692912^2 .

It is a cyclic number.

It is not a de Polignac number, because 1131032303113 - 2¹⁷ = 1131032172041 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1131032303173) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 688813006 + ... + 688814647.

It is an arithmetic number, because the mean of its divisors is an integer number (283102482897).

Almost surely, 2^{1131032303113} is an apocalyptic number.

It is an amenable number.

1131032303113 is a deficient number, since it is larger than the sum of its proper divisors (1377628475).

1131032303113 is an equidigital number, since it uses as much as digits as its factorization.

1131032303113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1377628474.

The product of its (nonzero) digits is 486, while the sum is 22.

Adding to 1131032303113 its reverse (3113032301311), we get a palindrome (4244064604424).

The spelling of 1131032303113 in words is "one trillion, one hundred thirty-one billion, thirty-two million, three hundred three thousand, one hundred thirteen".