331143334133413 has 2 divisors, whose sum is σ = 331143334133414. Its totient is φ = 331143334133412.

The previous prime is 331143334133399. The next prime is 331143334133473. The reversal of 331143334133413 is 314331433341133.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 310714760172609 + 20428573960804 = 17627103^2 + 4519798^2 .

It is a cyclic number.

It is not a de Polignac number, because 331143334133413 - 2²¹ = 331143332036261 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (331143334133473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 165571667066706 + 165571667066707.

It is an arithmetic number, because the mean of its divisors is an integer number (165571667066707).

Almost surely, 2^{331143334133413} is an apocalyptic number.

It is an amenable number.

331143334133413 is a deficient number, since it is larger than the sum of its proper divisors (1).

331143334133413 is an equidigital number, since it uses as much as digits as its factorization.

331143334133413 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 419904, while the sum is 40.

Adding to 331143334133413 its reverse (314331433341133), we get a palindrome (645474767474546).

The spelling of 331143334133413 in words is "three hundred thirty-one trillion, one hundred forty-three billion, three hundred thirty-four million, one hundred thirty-three thousand, four hundred thirteen".