1168950609 has 10 divisors (see below), whose sum is σ = 1746210290. Its totient is φ = 779300352.

The previous prime is 1168950593. The next prime is 1168950637. The reversal of 1168950609 is 9060598611.

It can be written as a sum of positive squares in only one way, i.e., 945747009 + 223203600 = 30753^2 + 14940^2 .

It is not a de Polignac number, because 1168950609 - 2⁴ = 1168950593 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1168950659) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 7215664 + ... + 7215825.

It is an arithmetic number, because the mean of its divisors is an integer number (174621029).

Almost surely, 2^1168950609 is an apocalyptic number.

It is an amenable number.

1168950609 is a deficient number, since it is larger than the sum of its proper divisors (577259681).

1168950609 is an equidigital number, since it uses as much as digits as its factorization.

1168950609 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14431501 (or 14431492 counting only the distinct ones).

The product of its (nonzero) digits is 116640, while the sum is 45.

The square root of 1168950609 is about 34189.9196986480. The cubic root of 1168950609 is about 1053.4131137720.

The spelling of 1168950609 in words is "one billion, one hundred sixty-eight million, nine hundred fifty thousand, six hundred nine".