1171117712 has 10 divisors (see below), whose sum is σ = 2269040598. Its totient is φ = 585558848.

The previous prime is 1171117699. The next prime is 1171117729. The reversal of 1171117712 is 2177111711.

It can be written as a sum of positive squares in only one way, i.e., 962488576 + 208629136 = 31024^2 + 14444^2 .

It is a super-2 number, since 2×1171117712² = 2743033390720229888, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36597413 + ... + 36597444.

Almost surely, 2^1171117712 is an apocalyptic number.

It is an amenable number.

1171117712 is a deficient number, since it is larger than the sum of its proper divisors (1097922886).

1171117712 is an equidigital number, since it uses as much as digits as its factorization.

1171117712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73194865 (or 73194859 counting only the distinct ones).

The product of its digits is 686, while the sum is 29.

The square root of 1171117712 is about 34221.5971573508. The cubic root of 1171117712 is about 1054.0636817355.

The spelling of 1171117712 in words is "one billion, one hundred seventy-one million, one hundred seventeen thousand, seven hundred twelve".