431723260873 has 2 divisors, whose sum is σ = 431723260874. Its totient is φ = 431723260872.

The previous prime is 431723260867. The next prime is 431723260879. The reversal of 431723260873 is 378062327134.

It is a balanced prime because it is at equal distance from previous prime (431723260867) and next prime (431723260879).

It can be written as a sum of positive squares in only one way, i.e., 289404189369 + 142319071504 = 537963^2 + 377252^2 .

It is a cyclic number.

It is not a de Polignac number, because 431723260873 - 2³³ = 423133326281 is a prime.

It is not a weakly prime, because it can be changed into another prime (431723260879) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 215861630436 + 215861630437.

It is an arithmetic number, because the mean of its divisors is an integer number (215861630437).

Almost surely, 2^431723260873 is an apocalyptic number.

It is an amenable number.

431723260873 is a deficient number, since it is larger than the sum of its proper divisors (1).

431723260873 is an equidigital number, since it uses as much as digits as its factorization.

431723260873 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1016064, while the sum is 46.

The spelling of 431723260873 in words is "four hundred thirty-one billion, seven hundred twenty-three million, two hundred sixty thousand, eight hundred seventy-three".