1131255708383 has 4 divisors (see below), whose sum is σ = 1131259330440. Its totient is φ = 1131252086328.

The previous prime is 1131255708329. The next prime is 1131255708391. The reversal of 1131255708383 is 3838075521311.

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

It is a cyclic number.

It is not a de Polignac number, because 1131255708383 - 2¹⁴ = 1131255691999 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 (1131255702383) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1293185 + ... + 1983642.

It is an arithmetic number, because the mean of its divisors is an integer number (282814832610).

Almost surely, 2^{1131255708383} is an apocalyptic number.

1131255708383 is a deficient number, since it is larger than the sum of its proper divisors (3622057).

1131255708383 is an equidigital number, since it uses as much as digits as its factorization.

1131255708383 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3622056.

The product of its (nonzero) digits is 604800, while the sum is 47.

The spelling of 1131255708383 in words is "one trillion, one hundred thirty-one billion, two hundred fifty-five million, seven hundred eight thousand, three hundred eighty-three".