5478154802111 has 2 divisors, whose sum is σ = 5478154802112. Its totient is φ = 5478154802110.

The previous prime is 5478154802077. The next prime is 5478154802123. The reversal of 5478154802111 is 1112084518745.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5478154802111 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5478154802161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2739077401055 + 2739077401056.

It is an arithmetic number, because the mean of its divisors is an integer number (2739077401056).

Almost surely, 2^{5478154802111} is an apocalyptic number.

5478154802111 is a deficient number, since it is larger than the sum of its proper divisors (1).

5478154802111 is an equidigital number, since it uses as much as digits as its factorization.

5478154802111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 358400, while the sum is 47.

The spelling of 5478154802111 in words is "five trillion, four hundred seventy-eight billion, one hundred fifty-four million, eight hundred two thousand, one hundred eleven".