11345563 has 2 divisors, whose sum is σ = 11345564. Its totient is φ = 11345562.

The previous prime is 11345549. The next prime is 11345567. The reversal of 11345563 is 36554311.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11345563 - 2¹³ = 11337371 is a prime.

It is not a weakly prime, because it can be changed into another prime (11345567) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5672781 + 5672782.

It is an arithmetic number, because the mean of its divisors is an integer number (5672782).

Almost surely, 2^11345563 is an apocalyptic number.

11345563 is a deficient number, since it is larger than the sum of its proper divisors (1).

11345563 is an equidigital number, since it uses as much as digits as its factorization.

11345563 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5400, while the sum is 28.

The square root of 11345563 is about 3368.3175325376. The cubic root of 11345563 is about 224.7029033507.

Adding to 11345563 its reverse (36554311), we get a palindrome (47899874).

The spelling of 11345563 in words is "eleven million, three hundred forty-five thousand, five hundred sixty-three".