1175397028263 has 20 divisors (see below), whose sum is σ = 1758925908960. Its totient is φ = 782220838752.

The previous prime is 1175397028231. The next prime is 1175397028277. The reversal of 1175397028263 is 3628207935711.

1175397028263 is a `hidden beast` number, since 1 + 17 + 539 + 70 + 2 + 8 + 26 + 3 = 666.

It is not a de Polignac number, because 1175397028263 - 2⁵ = 1175397028231 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1175397028163) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 12705295 + ... + 12797472.

It is an arithmetic number, because the mean of its divisors is an integer number (87946295448).

Almost surely, 2^{1175397028263} is an apocalyptic number.

1175397028263 is a deficient number, since it is larger than the sum of its proper divisors (583528880697).

1175397028263 is an equidigital number, since it uses as much as digits as its factorization.

1175397028263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25503348 (or 25503339 counting only the distinct ones).

The product of its (nonzero) digits is 3810240, while the sum is 54.

The spelling of 1175397028263 in words is "one trillion, one hundred seventy-five billion, three hundred ninety-seven million, twenty-eight thousand, two hundred sixty-three".