11563932901 has 2 divisors, whose sum is σ = 11563932902. Its totient is φ = 11563932900.

The previous prime is 11563932851. The next prime is 11563932971. The reversal of 11563932901 is 10923936511.

11563932901 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10852430625 + 711502276 = 104175^2 + 26674^2 .

It is a cyclic number.

It is not a de Polignac number, because 11563932901 - 2²⁷ = 11429715173 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11563932971) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5781966450 + 5781966451.

It is an arithmetic number, because the mean of its divisors is an integer number (5781966451).

Almost surely, 2^11563932901 is an apocalyptic number.

It is an amenable number.

11563932901 is a deficient number, since it is larger than the sum of its proper divisors (1).

11563932901 is an equidigital number, since it uses as much as digits as its factorization.

11563932901 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 43740, while the sum is 40.

The spelling of 11563932901 in words is "eleven billion, five hundred sixty-three million, nine hundred thirty-two thousand, nine hundred one".