1103154043 has 2 divisors, whose sum is σ = 1103154044. Its totient is φ = 1103154042.

The previous prime is 1103154029. The next prime is 1103154047. The reversal of 1103154043 is 3404513011.

It is a strong prime.

It is an emirp because it is prime and its reverse (3404513011) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1103154043 - 2²⁹ = 566283131 is a prime.

It is not a weakly prime, because it can be changed into another prime (1103154047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 551577021 + 551577022.

It is an arithmetic number, because the mean of its divisors is an integer number (551577022).

Almost surely, 2^1103154043 is an apocalyptic number.

1103154043 is a deficient number, since it is larger than the sum of its proper divisors (1).

1103154043 is an equidigital number, since it uses as much as digits as its factorization.

1103154043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 1103154043 is about 33213.7628551780. The cubic root of 1103154043 is about 1033.2657969620.

Adding to 1103154043 its reverse (3404513011), we get a palindrome (4507667054).

The spelling of 1103154043 in words is "one billion, one hundred three million, one hundred fifty-four thousand, forty-three".