11014256405491 has 2 divisors, whose sum is σ = 11014256405492. Its totient is φ = 11014256405490.

The previous prime is 11014256405423. The next prime is 11014256405513. The reversal of 11014256405491 is 19450465241011.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11014256405491 - 2¹¹ = 11014256403443 is a prime.

It is not a weakly prime, because it can be changed into another prime (11014256405791) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5507128202745 + 5507128202746.

It is an arithmetic number, because the mean of its divisors is an integer number (5507128202746).

Almost surely, 2^{11014256405491} is an apocalyptic number.

11014256405491 is a deficient number, since it is larger than the sum of its proper divisors (1).

11014256405491 is an equidigital number, since it uses as much as digits as its factorization.

11014256405491 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 172800, while the sum is 43.

The spelling of 11014256405491 in words is "eleven trillion, fourteen billion, two hundred fifty-six million, four hundred five thousand, four hundred ninety-one".