131000343144409 has 2 divisors, whose sum is σ = 131000343144410. Its totient is φ = 131000343144408.

The previous prime is 131000343144367. The next prime is 131000343144467. The reversal of 131000343144409 is 904441343000131.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 130918334222025 + 82008922384 = 11441955^2 + 286372^2 .

It is a cyclic number.

It is not a de Polignac number, because 131000343144409 - 2³³ = 130991753209817 is a prime.

It is a super-3 number, since 3×131000343144409³ (a number of 43 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not a weakly prime, because it can be changed into another prime (131000343144469) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65500171572204 + 65500171572205.

It is an arithmetic number, because the mean of its divisors is an integer number (65500171572205).

Almost surely, 2^{131000343144409} is an apocalyptic number.

It is an amenable number.

131000343144409 is a deficient number, since it is larger than the sum of its proper divisors (1).

131000343144409 is an equidigital number, since it uses as much as digits as its factorization.

131000343144409 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 62208, while the sum is 37.

The spelling of 131000343144409 in words is "one hundred thirty-one trillion, three hundred forty-three million, one hundred forty-four thousand, four hundred nine".