41231431013 has 2 divisors, whose sum is σ = 41231431014. Its totient is φ = 41231431012.

The previous prime is 41231431009. The next prime is 41231431063. The reversal of 41231431013 is 31013413214.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 24155998084 + 17075432929 = 155422^2 + 130673^2 .

It is a cyclic number.

It is not a de Polignac number, because 41231431013 - 2² = 41231431009 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 41231431013.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (41231431063) 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, 20615715506 + 20615715507.

It is an arithmetic number, because the mean of its divisors is an integer number (20615715507).

Almost surely, 2^41231431013 is an apocalyptic number.

It is an amenable number.

41231431013 is a deficient number, since it is larger than the sum of its proper divisors (1).

41231431013 is an equidigital number, since it uses as much as digits as its factorization.

41231431013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 41231431013 its reverse (31013413214), we get a palindrome (72244844227).

The spelling of 41231431013 in words is "forty-one billion, two hundred thirty-one million, four hundred thirty-one thousand, thirteen".