131884541940829 has 2 divisors, whose sum is σ = 131884541940830. Its totient is φ = 131884541940828.

The previous prime is 131884541940803. The next prime is 131884541940953. The reversal of 131884541940829 is 928049145488131.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 131687674025625 + 196867915204 = 11475525^2 + 443698^2 .

It is an emirp because it is prime and its reverse (928049145488131) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 131884541940829 - 2¹⁵ = 131884541908061 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (131884541943829) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65942270970414 + 65942270970415.

It is an arithmetic number, because the mean of its divisors is an integer number (65942270970415).

Almost surely, 2^{131884541940829} is an apocalyptic number.

It is an amenable number.

131884541940829 is a deficient number, since it is larger than the sum of its proper divisors (1).

131884541940829 is an equidigital number, since it uses as much as digits as its factorization.

131884541940829 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 79626240, while the sum is 67.

The spelling of 131884541940829 in words is "one hundred thirty-one trillion, eight hundred eighty-four billion, five hundred forty-one million, nine hundred forty thousand, eight hundred twenty-nine".