1248275471055 has 16 divisors (see below), whose sum is σ = 1997266934880. Its totient is φ = 665738190848.

The previous prime is 1248275471029. The next prime is 1248275471063. The reversal of 1248275471055 is 5501745728421.

It is a cyclic number.

It is not a de Polignac number, because 1248275471055 - 2¹⁹ = 1248274946767 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1248275470989 and 1248275471007.

It is a congruent number.

It is an unprimeable number.

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 in 15 ways as a sum of consecutive naturals, for example, 733759 + ... + 1742111.

It is an arithmetic number, because the mean of its divisors is an integer number (124829183430).

Almost surely, 2^{1248275471055} is an apocalyptic number.

1248275471055 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1248275471055 is a deficient number, since it is larger than the sum of its proper divisors (748991463825).

1248275471055 is a wasteful number, since it uses less digits than its factorization.

1248275471055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1090890.

The product of its (nonzero) digits is 3136000, while the sum is 51.

The spelling of 1248275471055 in words is "one trillion, two hundred forty-eight billion, two hundred seventy-five million, four hundred seventy-one thousand, fifty-five".