1128475617239 has 2 divisors, whose sum is σ = 1128475617240. Its totient is φ = 1128475617238.

The previous prime is 1128475617179. The next prime is 1128475617329. The reversal of 1128475617239 is 9327165748211.

Together with next prime (1128475617329) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1128475617239 - 2¹⁶ = 1128475551703 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1128475647239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 564237808619 + 564237808620.

It is an arithmetic number, because the mean of its divisors is an integer number (564237808620).

Almost surely, 2^{1128475617239} is an apocalyptic number.

1128475617239 is a deficient number, since it is larger than the sum of its proper divisors (1).

1128475617239 is an equidigital number, since it uses as much as digits as its factorization.

1128475617239 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5080320, while the sum is 56.

The spelling of 1128475617239 in words is "one trillion, one hundred twenty-eight billion, four hundred seventy-five million, six hundred seventeen thousand, two hundred thirty-nine".