1131320302134 has 128 divisors (see below), whose sum is σ = 2586082609152. Its totient is φ = 326859287040.

The previous prime is 1131320302111. The next prime is 1131320302153. The reversal of 1131320302134 is 4312030231311.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 113501619 + ... + 113511585.

It is an arithmetic number, because the mean of its divisors is an integer number (20203770384).

Almost surely, 2^{1131320302134} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1131320302134, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1293041304576).

1131320302134 is an abundant number, since it is smaller than the sum of its proper divisors (1454762307018).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1131320302134 is a wasteful number, since it uses less digits than its factorization.

1131320302134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10950.

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 1131320302134 its reverse (4312030231311), we get a palindrome (5443350533445).

The spelling of 1131320302134 in words is "one trillion, one hundred thirty-one billion, three hundred twenty million, three hundred two thousand, one hundred thirty-four".