11012454543197 has 2 divisors, whose sum is σ = 11012454543198. Its totient is φ = 11012454543196.

The previous prime is 11012454543071. The next prime is 11012454543227. The reversal of 11012454543197 is 79134545421011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11012004212356 + 450330841 = 3318434^2 + 21221^2 .

It is an emirp because it is prime and its reverse (79134545421011) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11012454543197 - 2⁸ = 11012454542941 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11012454543997) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5506227271598 + 5506227271599.

It is an arithmetic number, because the mean of its divisors is an integer number (5506227271599).

Almost surely, 2^{11012454543197} is an apocalyptic number.

It is an amenable number.

11012454543197 is a deficient number, since it is larger than the sum of its proper divisors (1).

11012454543197 is an equidigital number, since it uses as much as digits as its factorization.

11012454543197 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 604800, while the sum is 47.

The spelling of 11012454543197 in words is "eleven trillion, twelve billion, four hundred fifty-four million, five hundred forty-three thousand, one hundred ninety-seven".