1171296801 has 16 divisors (see below), whose sum is σ = 1736683200. Its totient is φ = 780221664.

The previous prime is 1171296779. The next prime is 1171296803. The reversal of 1171296801 is 1086921711.

It is not a de Polignac number, because 1171296801 - 2⁵ = 1171296769 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1171296803) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16765 + ... + 51221.

It is an arithmetic number, because the mean of its divisors is an integer number (108542700).

Almost surely, 2^1171296801 is an apocalyptic number.

It is an amenable number.

1171296801 is a deficient number, since it is larger than the sum of its proper divisors (565386399).

1171296801 is a wasteful number, since it uses less digits than its factorization.

1171296801 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35725 (or 35719 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 36.

The square root of 1171296801 is about 34224.2136651816. The cubic root of 1171296801 is about 1054.1174086402.

The spelling of 1171296801 in words is "one billion, one hundred seventy-one million, two hundred ninety-six thousand, eight hundred one".