1131374205223 has 2 divisors, whose sum is σ = 1131374205224. Its totient is φ = 1131374205222.

The previous prime is 1131374205197. The next prime is 1131374205293. The reversal of 1131374205223 is 3225024731311.

It is a weak prime.

It is an emirp because it is prime and its reverse (3225024731311) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1131374205223 - 2⁵ = 1131374205191 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1131374205293) 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 as a sum of consecutive naturals, namely, 565687102611 + 565687102612.

It is an arithmetic number, because the mean of its divisors is an integer number (565687102612).

Almost surely, 2^{1131374205223} is an apocalyptic number.

1131374205223 is a deficient number, since it is larger than the sum of its proper divisors (1).

1131374205223 is an equidigital number, since it uses as much as digits as its factorization.

1131374205223 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 30240, while the sum is 34.

Adding to 1131374205223 its reverse (3225024731311), we get a palindrome (4356398936534).

The spelling of 1131374205223 in words is "one trillion, one hundred thirty-one billion, three hundred seventy-four million, two hundred five thousand, two hundred twenty-three".