1171127473 has 2 divisors, whose sum is σ = 1171127474. Its totient is φ = 1171127472.

The previous prime is 1171127459. The next prime is 1171127483. The reversal of 1171127473 is 3747211711.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 989228304 + 181899169 = 31452^2 + 13487^2 .

It is a cyclic number.

It is not a de Polignac number, because 1171127473 - 2⁹ = 1171126961 is a prime.

It is not a weakly prime, because it can be changed into another prime (1171127443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 585563736 + 585563737.

It is an arithmetic number, because the mean of its divisors is an integer number (585563737).

Almost surely, 2^1171127473 is an apocalyptic number.

It is an amenable number.

1171127473 is a deficient number, since it is larger than the sum of its proper divisors (1).

1171127473 is an equidigital number, since it uses as much as digits as its factorization.

1171127473 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8232, while the sum is 34.

The square root of 1171127473 is about 34221.7397716715. The cubic root of 1171127473 is about 1054.0666101878.

The spelling of 1171127473 in words is "one billion, one hundred seventy-one million, one hundred twenty-seven thousand, four hundred seventy-three".