2311563103 has 2 divisors, whose sum is σ = 2311563104. Its totient is φ = 2311563102.

The previous prime is 2311563077. The next prime is 2311563157. The reversal of 2311563103 is 3013651132.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2311563103 - 2²⁵ = 2278008671 is a prime.

It is a super-4 number, since 4×2311563103⁴ (a number of 39 digits) contains 4444 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2311563173) 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, 1155781551 + 1155781552.

It is an arithmetic number, because the mean of its divisors is an integer number (1155781552).

Almost surely, 2^2311563103 is an apocalyptic number.

2311563103 is a deficient number, since it is larger than the sum of its proper divisors (1).

2311563103 is an equidigital number, since it uses as much as digits as its factorization.

2311563103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1620, while the sum is 25.

The square root of 2311563103 is about 48078.7177761637. The cubic root of 2311563103 is about 1322.2145072185.

The spelling of 2311563103 in words is "two billion, three hundred eleven million, five hundred sixty-three thousand, one hundred three".