1161107706 has 48 divisors (see below), whose sum is σ = 2563263648. Its totient is φ = 347740800.

The previous prime is 1161107663. The next prime is 1161107707. The reversal of 1161107706 is 6077011611.

It is a super-2 number, since 2×1161107706² = 2696342209865164872, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1161107707) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 521676 + ... + 523896.

It is an arithmetic number, because the mean of its divisors is an integer number (53401326).

Almost surely, 2^1161107706 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1161107706, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1281631824).

1161107706 is an abundant number, since it is smaller than the sum of its proper divisors (1402155942).

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

1161107706 is a wasteful number, since it uses less digits than its factorization.

1161107706 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2415 (or 2326 counting only the distinct ones).

The product of its (nonzero) digits is 1764, while the sum is 30.

The square root of 1161107706 is about 34075.0305355696. The cubic root of 1161107706 is about 1051.0519181439.

The spelling of 1161107706 in words is "one billion, one hundred sixty-one million, one hundred seven thousand, seven hundred six".