1171126716 has 12 divisors (see below), whose sum is σ = 2732629032. Its totient is φ = 390375568.

The previous prime is 1171126709. The next prime is 1171126721. The reversal of 1171126716 is 6176211711.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48796935 + ... + 48796958.

It is an arithmetic number, because the mean of its divisors is an integer number (227719086).

Almost surely, 2^1171126716 is an apocalyptic number.

It is an amenable number.

1171126716 is an abundant number, since it is smaller than the sum of its proper divisors (1561502316).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1171126716 is a wasteful number, since it uses less digits than its factorization.

1171126716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97593900 (or 97593898 counting only the distinct ones).

The product of its digits is 3528, while the sum is 33.

The square root of 1171126716 is about 34221.7287114488. The cubic root of 1171126716 is about 1054.0663830766.

The spelling of 1171126716 in words is "one billion, one hundred seventy-one million, one hundred twenty-six thousand, seven hundred sixteen".