1131302313049 has 2 divisors, whose sum is σ = 1131302313050. Its totient is φ = 1131302313048.

The previous prime is 1131302312957. The next prime is 1131302313059. The reversal of 1131302313049 is 9403132031311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1100359040400 + 30943272649 = 1048980^2 + 175907^2 .

It is a cyclic number.

It is not a de Polignac number, because 1131302313049 - 2³¹ = 1129154829401 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1131302313049.

It is not a weakly prime, because it can be changed into another prime (1131302313059) by changing a digit.

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 as a sum of consecutive naturals, namely, 565651156524 + 565651156525.

It is an arithmetic number, because the mean of its divisors is an integer number (565651156525).

Almost surely, 2^{1131302313049} is an apocalyptic number.

It is an amenable number.

1131302313049 is a deficient number, since it is larger than the sum of its proper divisors (1).

1131302313049 is an equidigital number, since it uses as much as digits as its factorization.

1131302313049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5832, while the sum is 31.

The spelling of 1131302313049 in words is "one trillion, one hundred thirty-one billion, three hundred two million, three hundred thirteen thousand, forty-nine".