1043231322403 has 2 divisors, whose sum is σ = 1043231322404. Its totient is φ = 1043231322402.

The previous prime is 1043231322379. The next prime is 1043231322437. The reversal of 1043231322403 is 3042231323401.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1043231322403 - 2³³ = 1034641387811 is a prime.

It is not a weakly prime, because it can be changed into another prime (1043231322493) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 521615661201 + 521615661202.

It is an arithmetic number, because the mean of its divisors is an integer number (521615661202).

Almost surely, 2^{1043231322403} is an apocalyptic number.

1043231322403 is a deficient number, since it is larger than the sum of its proper divisors (1).

1043231322403 is an equidigital number, since it uses as much as digits as its factorization.

1043231322403 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10368, while the sum is 28.

Adding to 1043231322403 its reverse (3042231323401), we get a palindrome (4085462645804).

The spelling of 1043231322403 in words is "one trillion, forty-three billion, two hundred thirty-one million, three hundred twenty-two thousand, four hundred three".