2116535503 has 2 divisors, whose sum is σ = 2116535504. Its totient is φ = 2116535502.

The previous prime is 2116535461. The next prime is 2116535521. The reversal of 2116535503 is 3055356112.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2116535503 - 2⁹ = 2116534991 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2116535563) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1058267751 + 1058267752.

It is an arithmetic number, because the mean of its divisors is an integer number (1058267752).

Almost surely, 2^2116535503 is an apocalyptic number.

2116535503 is a deficient number, since it is larger than the sum of its proper divisors (1).

2116535503 is an equidigital number, since it uses as much as digits as its factorization.

2116535503 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13500, while the sum is 31.

The square root of 2116535503 is about 46005.8203165643. The cubic root of 2116535503 is about 1283.9314959020.

It can be divided in two parts, 211653 and 5503, that added together give a square (217156 = 466²).

The spelling of 2116535503 in words is "two billion, one hundred sixteen million, five hundred thirty-five thousand, five hundred three".