11245668013571 has 2 divisors, whose sum is σ = 11245668013572. Its totient is φ = 11245668013570.

The previous prime is 11245668013537. The next prime is 11245668013597. The reversal of 11245668013571 is 17531086654211.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11245668013571 is a prime.

It is not a weakly prime, because it can be changed into another prime (11245668012571) 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, 5622834006785 + 5622834006786.

It is an arithmetic number, because the mean of its divisors is an integer number (5622834006786).

Almost surely, 2^{11245668013571} is an apocalyptic number.

11245668013571 is a deficient number, since it is larger than the sum of its proper divisors (1).

11245668013571 is an equidigital number, since it uses as much as digits as its factorization.

11245668013571 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1209600, while the sum is 50.

The spelling of 11245668013571 in words is "eleven trillion, two hundred forty-five billion, six hundred sixty-eight million, thirteen thousand, five hundred seventy-one".