11154848861693 has 2 divisors, whose sum is σ = 11154848861694. Its totient is φ = 11154848861692.

The previous prime is 11154848861617. The next prime is 11154848861731. The reversal of 11154848861693 is 39616884845111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10928293805209 + 226555056484 = 3305797^2 + 475978^2 .

It is a cyclic number.

It is not a de Polignac number, because 11154848861693 - 2¹² = 11154848857597 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11154848861603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5577424430846 + 5577424430847.

It is an arithmetic number, because the mean of its divisors is an integer number (5577424430847).

Almost surely, 2^{11154848861693} is an apocalyptic number.

It is an amenable number.

11154848861693 is a deficient number, since it is larger than the sum of its proper divisors (1).

11154848861693 is an equidigital number, since it uses as much as digits as its factorization.

11154848861693 is an evil number, because the sum of its binary digits is even.

The product of its digits is 39813120, while the sum is 65.

The spelling of 11154848861693 in words is "eleven trillion, one hundred fifty-four billion, eight hundred forty-eight million, eight hundred sixty-one thousand, six hundred ninety-three".