1103545271 has 2 divisors, whose sum is σ = 1103545272. Its totient is φ = 1103545270.

The previous prime is 1103545237. The next prime is 1103545273. The reversal of 1103545271 is 1725453011.

It is a strong prime.

It is an emirp because it is prime and its reverse (1725453011) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1103545271 is a prime.

Together with 1103545273, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1103545273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 551772635 + 551772636.

It is an arithmetic number, because the mean of its divisors is an integer number (551772636).

Almost surely, 2^1103545271 is an apocalyptic number.

1103545271 is a deficient number, since it is larger than the sum of its proper divisors (1).

1103545271 is an equidigital number, since it uses as much as digits as its factorization.

1103545271 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4200, while the sum is 29.

The square root of 1103545271 is about 33219.6518795727. The cubic root of 1103545271 is about 1033.3879300208.

Adding to 1103545271 its reverse (1725453011), we get a palindrome (2828998282).

The spelling of 1103545271 in words is "one billion, one hundred three million, five hundred forty-five thousand, two hundred seventy-one".