2431068438913 has 2 divisors, whose sum is σ = 2431068438914. Its totient is φ = 2431068438912.

The previous prime is 2431068438839. The next prime is 2431068438943. The reversal of 2431068438913 is 3198348601342.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1613387716864 + 817680722049 = 1270192^2 + 904257^2 .

It is a cyclic number.

It is not a de Polignac number, because 2431068438913 - 2⁹ = 2431068438401 is a prime.

It is not a weakly prime, because it can be changed into another prime (2431068438943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1215534219456 + 1215534219457.

It is an arithmetic number, because the mean of its divisors is an integer number (1215534219457).

Almost surely, 2^{2431068438913} is an apocalyptic number.

It is an amenable number.

2431068438913 is a deficient number, since it is larger than the sum of its proper divisors (1).

2431068438913 is an equidigital number, since it uses as much as digits as its factorization.

2431068438913 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2985984, while the sum is 52.

The spelling of 2431068438913 in words is "two trillion, four hundred thirty-one billion, sixty-eight million, four hundred thirty-eight thousand, nine hundred thirteen".