1031131224439 has 2 divisors, whose sum is σ = 1031131224440. Its totient is φ = 1031131224438.

The previous prime is 1031131224401. The next prime is 1031131224443. The reversal of 1031131224439 is 9344221311301.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1031131224439 - 2⁷ = 1031131224311 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1031131224469) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 515565612219 + 515565612220.

It is an arithmetic number, because the mean of its divisors is an integer number (515565612220).

Almost surely, 2^{1031131224439} is an apocalyptic number.

1031131224439 is a deficient number, since it is larger than the sum of its proper divisors (1).

1031131224439 is an equidigital number, since it uses as much as digits as its factorization.

1031131224439 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15552, while the sum is 34.

The spelling of 1031131224439 in words is "one trillion, thirty-one billion, one hundred thirty-one million, two hundred twenty-four thousand, four hundred thirty-nine".