113540503 has 2 divisors, whose sum is σ = 113540504. Its totient is φ = 113540502.

The previous prime is 113540429. The next prime is 113540527. The reversal of 113540503 is 305045311.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-113540503 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (113540563) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56770251 + 56770252.

It is an arithmetic number, because the mean of its divisors is an integer number (56770252).

Almost surely, 2^113540503 is an apocalyptic number.

113540503 is a deficient number, since it is larger than the sum of its proper divisors (1).

113540503 is an equidigital number, since it uses as much as digits as its factorization.

113540503 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 900, while the sum is 22.

The square root of 113540503 is about 10655.5386067528. The cubic root of 113540503 is about 484.2284156818.

Adding to 113540503 its reverse (305045311), we get a palindrome (418585814).

The spelling of 113540503 in words is "one hundred thirteen million, five hundred forty thousand, five hundred three".