11209964586547 has 2 divisors, whose sum is σ = 11209964586548. Its totient is φ = 11209964586546.

The previous prime is 11209964586463. The next prime is 11209964586581. The reversal of 11209964586547 is 74568546990211.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11209964586547 - 2²⁷ = 11209830368819 is a prime.

It is not a weakly prime, because it can be changed into another prime (11209964581547) 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, 5604982293273 + 5604982293274.

It is an arithmetic number, because the mean of its divisors is an integer number (5604982293274).

Almost surely, 2^{11209964586547} is an apocalyptic number.

11209964586547 is a deficient number, since it is larger than the sum of its proper divisors (1).

11209964586547 is an equidigital number, since it uses as much as digits as its factorization.

11209964586547 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 130636800, while the sum is 67.

The spelling of 11209964586547 in words is "eleven trillion, two hundred nine billion, nine hundred sixty-four million, five hundred eighty-six thousand, five hundred forty-seven".