11331312300173 has 2 divisors, whose sum is σ = 11331312300174. Its totient is φ = 11331312300172.

The previous prime is 11331312300169. The next prime is 11331312300227. The reversal of 11331312300173 is 37100321313311.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5926975273444 + 5404337026729 = 2434538^2 + 2324723^2 .

It is a cyclic number.

It is not a de Polignac number, because 11331312300173 - 2² = 11331312300169 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11331312303173) 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, 5665656150086 + 5665656150087.

It is an arithmetic number, because the mean of its divisors is an integer number (5665656150087).

Almost surely, 2^{11331312300173} is an apocalyptic number.

It is an amenable number.

11331312300173 is a deficient number, since it is larger than the sum of its proper divisors (1).

11331312300173 is an equidigital number, since it uses as much as digits as its factorization.

11331312300173 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3402, while the sum is 29.

Adding to 11331312300173 its reverse (37100321313311), we get a palindrome (48431633613484).

The spelling of 11331312300173 in words is "eleven trillion, three hundred thirty-one billion, three hundred twelve million, three hundred thousand, one hundred seventy-three".