1103434101043 has 2 divisors, whose sum is σ = 1103434101044. Its totient is φ = 1103434101042.

The previous prime is 1103434101023. The next prime is 1103434101067. The reversal of 1103434101043 is 3401014343011.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1103434101043 - 2¹³ = 1103434092851 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1103434100999 and 1103434101017.

It is not a weakly prime, because it can be changed into another prime (1103434101023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 551717050521 + 551717050522.

It is an arithmetic number, because the mean of its divisors is an integer number (551717050522).

Almost surely, 2^{1103434101043} is an apocalyptic number.

1103434101043 is a deficient number, since it is larger than the sum of its proper divisors (1).

1103434101043 is an equidigital number, since it uses as much as digits as its factorization.

1103434101043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 1103434101043 its reverse (3401014343011), we get a palindrome (4504448444054).

The spelling of 1103434101043 in words is "one trillion, one hundred three billion, four hundred thirty-four million, one hundred one thousand, forty-three".