1169971472 has 10 divisors (see below), whose sum is σ = 2266819758. Its totient is φ = 584985728.

The previous prime is 1169971463. The next prime is 1169971489. The reversal of 1169971472 is 2741799611.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 764190736 + 405780736 = 27644^2 + 20144^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36561593 + ... + 36561624.

Almost surely, 2^1169971472 is an apocalyptic number.

It is an amenable number.

1169971472 is a deficient number, since it is larger than the sum of its proper divisors (1096848286).

1169971472 is an equidigital number, since it uses as much as digits as its factorization.

1169971472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73123225 (or 73123219 counting only the distinct ones).

The product of its digits is 190512, while the sum is 47.

The square root of 1169971472 is about 34204.8457385792. The cubic root of 1169971472 is about 1053.7196786411.

The spelling of 1169971472 in words is "one billion, one hundred sixty-nine million, nine hundred seventy-one thousand, four hundred seventy-two".