113543212304503 has 2 divisors, whose sum is σ = 113543212304504. Its totient is φ = 113543212304502.

The previous prime is 113543212304453. The next prime is 113543212304549. The reversal of 113543212304503 is 305403212345311.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 113543212304503 - 2⁴¹ = 111344189048951 is a prime.

It is a super-2 number, since 2×113543212304503² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (113543219304503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56771606152251 + 56771606152252.

It is an arithmetic number, because the mean of its divisors is an integer number (56771606152252).

Almost surely, 2^{113543212304503} is an apocalyptic number.

113543212304503 is a deficient number, since it is larger than the sum of its proper divisors (1).

113543212304503 is an equidigital number, since it uses as much as digits as its factorization.

113543212304503 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 129600, while the sum is 37.

Adding to 113543212304503 its reverse (305403212345311), we get a palindrome (418946424649814).

The spelling of 113543212304503 in words is "one hundred thirteen trillion, five hundred forty-three billion, two hundred twelve million, three hundred four thousand, five hundred three".