1113534503 has 2 divisors, whose sum is σ = 1113534504. Its totient is φ = 1113534502.

The previous prime is 1113534479. The next prime is 1113534511. The reversal of 1113534503 is 3054353111.

It is a strong prime.

It is an emirp because it is prime and its reverse (3054353111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1113534503 - 2¹⁰ = 1113533479 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1113534593) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 556767251 + 556767252.

It is an arithmetic number, because the mean of its divisors is an integer number (556767252).

Almost surely, 2^1113534503 is an apocalyptic number.

1113534503 is a deficient number, since it is larger than the sum of its proper divisors (1).

1113534503 is an equidigital number, since it uses as much as digits as its factorization.

1113534503 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2700, while the sum is 26.

The square root of 1113534503 is about 33369.6644124570. The cubic root of 1113534503 is about 1036.4966260716.

Adding to 1113534503 its reverse (3054353111), we get a palindrome (4167887614).

The spelling of 1113534503 in words is "one billion, one hundred thirteen million, five hundred thirty-four thousand, five hundred three".