2431534205129 has 2 divisors, whose sum is σ = 2431534205130. Its totient is φ = 2431534205128.

The previous prime is 2431534205119. The next prime is 2431534205141. The reversal of 2431534205129 is 9215024351342.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2334090339529 + 97443865600 = 1527773^2 + 312160^2 .

It is a cyclic number.

It is not a de Polignac number, because 2431534205129 - 2²⁰ = 2431533156553 is a prime.

It is not a weakly prime, because it can be changed into another prime (2431534205119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1215767102564 + 1215767102565.

It is an arithmetic number, because the mean of its divisors is an integer number (1215767102565).

Almost surely, 2^{2431534205129} is an apocalyptic number.

It is an amenable number.

2431534205129 is a deficient number, since it is larger than the sum of its proper divisors (1).

2431534205129 is an equidigital number, since it uses as much as digits as its factorization.

2431534205129 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 259200, while the sum is 41.

The spelling of 2431534205129 in words is "two trillion, four hundred thirty-one billion, five hundred thirty-four million, two hundred five thousand, one hundred twenty-nine".