131412321977273 has 2 divisors, whose sum is σ = 131412321977274. Its totient is φ = 131412321977272.

The previous prime is 131412321977239. The next prime is 131412321977327. The reversal of 131412321977273 is 372779123214131.

Together with next prime (131412321977327) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 107307285719929 + 24105036257344 = 10358923^2 + 4909688^2 .

It is a cyclic number.

It is not a de Polignac number, because 131412321977273 - 2⁸ = 131412321977017 is a prime.

It is not a weakly prime, because it can be changed into another prime (131412321977203) 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, 65706160988636 + 65706160988637.

It is an arithmetic number, because the mean of its divisors is an integer number (65706160988637).

Almost surely, 2^{131412321977273} is an apocalyptic number.

It is an amenable number.

131412321977273 is a deficient number, since it is larger than the sum of its proper divisors (1).

131412321977273 is an equidigital number, since it uses as much as digits as its factorization.

131412321977273 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2667168, while the sum is 53.

The spelling of 131412321977273 in words is "one hundred thirty-one trillion, four hundred twelve billion, three hundred twenty-one million, nine hundred seventy-seven thousand, two hundred seventy-three".