1031300043343 has 2 divisors, whose sum is σ = 1031300043344. Its totient is φ = 1031300043342.

The previous prime is 1031300043329. The next prime is 1031300043359. The reversal of 1031300043343 is 3433400031301.

It is a happy number.

1031300043343 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1031300043343 - 2²¹ = 1031297946191 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1031300043043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 515650021671 + 515650021672.

It is an arithmetic number, because the mean of its divisors is an integer number (515650021672).

Almost surely, 2^{1031300043343} is an apocalyptic number.

1031300043343 is a deficient number, since it is larger than the sum of its proper divisors (1).

1031300043343 is an equidigital number, since it uses as much as digits as its factorization.

1031300043343 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3888, while the sum is 25.

Adding to 1031300043343 its reverse (3433400031301), we get a palindrome (4464700074644).

The spelling of 1031300043343 in words is "one trillion, thirty-one billion, three hundred million, forty-three thousand, three hundred forty-three".