1043400313343 has 2 divisors, whose sum is σ = 1043400313344. Its totient is φ = 1043400313342.

The previous prime is 1043400313273. The next prime is 1043400313369. The reversal of 1043400313343 is 3433130043401.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1043400313343 - 2¹⁴ = 1043400296959 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1043400313643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 521700156671 + 521700156672.

It is an arithmetic number, because the mean of its divisors is an integer number (521700156672).

Almost surely, 2^{1043400313343} is an apocalyptic number.

1043400313343 is a deficient number, since it is larger than the sum of its proper divisors (1).

1043400313343 is an equidigital number, since it uses as much as digits as its factorization.

1043400313343 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 29.

Adding to 1043400313343 its reverse (3433130043401), we get a palindrome (4476530356744).

The spelling of 1043400313343 in words is "one trillion, forty-three billion, four hundred million, three hundred thirteen thousand, three hundred forty-three".