131100240402289 has 2 divisors, whose sum is σ = 131100240402290. Its totient is φ = 131100240402288.

The previous prime is 131100240402283. The next prime is 131100240402389. The reversal of 131100240402289 is 982204042001131.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 97418084403600 + 33682155998689 = 9870060^2 + 5803633^2 .

It is a cyclic number.

It is not a de Polignac number, because 131100240402289 - 2⁴⁵ = 95915868313457 is a prime.

It is not a weakly prime, because it can be changed into another prime (131100240402283) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65550120201144 + 65550120201145.

It is an arithmetic number, because the mean of its divisors is an integer number (65550120201145).

Almost surely, 2^{131100240402289} is an apocalyptic number.

It is an amenable number.

131100240402289 is a deficient number, since it is larger than the sum of its proper divisors (1).

131100240402289 is an equidigital number, since it uses as much as digits as its factorization.

131100240402289 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27648, while the sum is 37.

The spelling of 131100240402289 in words is "one hundred thirty-one trillion, one hundred billion, two hundred forty million, four hundred two thousand, two hundred eighty-nine".