11546220454073 has 2 divisors, whose sum is σ = 11546220454074. Its totient is φ = 11546220454072.

The previous prime is 11546220454063. The next prime is 11546220454157. The reversal of 11546220454073 is 37045402264511.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8038795666729 + 3507424787344 = 2835277^2 + 1872812^2 .

It is a cyclic number.

It is not a de Polignac number, because 11546220454073 - 2⁶ = 11546220454009 is a prime.

It is not a weakly prime, because it can be changed into another prime (11546220454033) 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, 5773110227036 + 5773110227037.

It is an arithmetic number, because the mean of its divisors is an integer number (5773110227037).

Almost surely, 2^{11546220454073} is an apocalyptic number.

It is an amenable number.

11546220454073 is a deficient number, since it is larger than the sum of its proper divisors (1).

11546220454073 is an equidigital number, since it uses as much as digits as its factorization.

11546220454073 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 806400, while the sum is 44.

The spelling of 11546220454073 in words is "eleven trillion, five hundred forty-six billion, two hundred twenty million, four hundred fifty-four thousand, seventy-three".