31241514424943 has 2 divisors, whose sum is σ = 31241514424944. Its totient is φ = 31241514424942.

The previous prime is 31241514424933. The next prime is 31241514425057. The reversal of 31241514424943 is 34942441514213.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-31241514424943 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (31241514424933) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15620757212471 + 15620757212472.

It is an arithmetic number, because the mean of its divisors is an integer number (15620757212472).

Almost surely, 2^{31241514424943} is an apocalyptic number.

31241514424943 is a deficient number, since it is larger than the sum of its proper divisors (1).

31241514424943 is an equidigital number, since it uses as much as digits as its factorization.

31241514424943 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1658880, while the sum is 47.

The spelling of 31241514424943 in words is "thirty-one trillion, two hundred forty-one billion, five hundred fourteen million, four hundred twenty-four thousand, nine hundred forty-three".