131584768429 has 2 divisors, whose sum is σ = 131584768430. Its totient is φ = 131584768428.

The previous prime is 131584768417. The next prime is 131584768433. The reversal of 131584768429 is 924867485131.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 113281384329 + 18303384100 = 336573^2 + 135290^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-131584768429 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (131584768129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65792384214 + 65792384215.

It is an arithmetic number, because the mean of its divisors is an integer number (65792384215).

Almost surely, 2^131584768429 is an apocalyptic number.

It is an amenable number.

131584768429 is a deficient number, since it is larger than the sum of its proper divisors (1).

131584768429 is an equidigital number, since it uses as much as digits as its factorization.

131584768429 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11612160, while the sum is 58.

The spelling of 131584768429 in words is "one hundred thirty-one billion, five hundred eighty-four million, seven hundred sixty-eight thousand, four hundred twenty-nine".