1169749017 has 12 divisors (see below), whose sum is σ = 1747901220. Its totient is φ = 752941728.

The previous prime is 1169749013. The next prime is 1169749027. The reversal of 1169749017 is 7109479611.

It can be written as a sum of positive squares in 2 ways, for example, as 548543241 + 621205776 = 23421^2 + 24924^2 .

It is not a de Polignac number, because 1169749017 - 2² = 1169749013 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1169749013) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2240638 + ... + 2241159.

It is an arithmetic number, because the mean of its divisors is an integer number (145658435).

Almost surely, 2^1169749017 is an apocalyptic number.

It is an amenable number.

1169749017 is a deficient number, since it is larger than the sum of its proper divisors (578152203).

1169749017 is a wasteful number, since it uses less digits than its factorization.

1169749017 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4481832 (or 4481829 counting only the distinct ones).

The product of its (nonzero) digits is 95256, while the sum is 45.

The square root of 1169749017 is about 34201.5937786531. The cubic root of 1169749017 is about 1053.6528906682.

The spelling of 1169749017 in words is "one billion, one hundred sixty-nine million, seven hundred forty-nine thousand, seventeen".