1105189103 has 2 divisors, whose sum is σ = 1105189104. Its totient is φ = 1105189102.

The previous prime is 1105189079. The next prime is 1105189147. The reversal of 1105189103 is 3019815011.

It is a weak prime.

It is an emirp because it is prime and its reverse (3019815011) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1105189103 - 2²⁸ = 836753647 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1105189403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 552594551 + 552594552.

It is an arithmetic number, because the mean of its divisors is an integer number (552594552).

Almost surely, 2^1105189103 is an apocalyptic number.

1105189103 is a deficient number, since it is larger than the sum of its proper divisors (1).

1105189103 is an equidigital number, since it uses as much as digits as its factorization.

1105189103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1080, while the sum is 29.

The square root of 1105189103 is about 33244.3845333313. The cubic root of 1105189103 is about 1033.9007841904.

The spelling of 1105189103 in words is "one billion, one hundred five million, one hundred eighty-nine thousand, one hundred three".