1171228103263 has 2 divisors, whose sum is σ = 1171228103264. Its totient is φ = 1171228103262.

The previous prime is 1171228103231. The next prime is 1171228103329. The reversal of 1171228103263 is 3623018221711.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1171228103263 - 2⁵ = 1171228103231 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1171228103203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 585614051631 + 585614051632.

It is an arithmetic number, because the mean of its divisors is an integer number (585614051632).

Almost surely, 2^{1171228103263} is an apocalyptic number.

1171228103263 is a deficient number, since it is larger than the sum of its proper divisors (1).

1171228103263 is an equidigital number, since it uses as much as digits as its factorization.

1171228103263 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24192, while the sum is 37.

The spelling of 1171228103263 in words is "one trillion, one hundred seventy-one billion, two hundred twenty-eight million, one hundred three thousand, two hundred sixty-three".