131103300301549 has 2 divisors, whose sum is σ = 131103300301550. Its totient is φ = 131103300301548.

The previous prime is 131103300301507. The next prime is 131103300301601. The reversal of 131103300301549 is 945103003301131.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 101450864687524 + 29652435614025 = 10072282^2 + 5445405^2 .

It is an emirp because it is prime and its reverse (945103003301131) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-131103300301549 is a prime.

It is a super-2 number, since 2×131103300301549² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (131103300301249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65551650150774 + 65551650150775.

It is an arithmetic number, because the mean of its divisors is an integer number (65551650150775).

Almost surely, 2^{131103300301549} is an apocalyptic number.

It is an amenable number.

131103300301549 is a deficient number, since it is larger than the sum of its proper divisors (1).

131103300301549 is an equidigital number, since it uses as much as digits as its factorization.

131103300301549 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14580, while the sum is 34.

The spelling of 131103300301549 in words is "one hundred thirty-one trillion, one hundred three billion, three hundred million, three hundred one thousand, five hundred forty-nine".