1169453568 has 40 divisors (see below), whose sum is σ = 3115501488. Its totient is φ = 389817344.

The previous prime is 1169453563. The next prime is 1169453569. The reversal of 1169453568 is 8653549611.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is not an unprimeable number, because it can be changed into a prime (1169453563) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 379146 + ... + 382217.

Almost surely, 2^1169453568 is an apocalyptic number.

It is an amenable number.

1169453568 is an abundant number, since it is smaller than the sum of its proper divisors (1946047920).

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

1169453568 is an frugal number, since it uses more digits than its factorization.

1169453568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 761384 (or 761368 counting only the distinct ones).

The product of its digits is 777600, while the sum is 48.

The square root of 1169453568 is about 34197.2742773456. The cubic root of 1169453568 is about 1053.5641745131.

The spelling of 1169453568 in words is "one billion, one hundred sixty-nine million, four hundred fifty-three thousand, five hundred sixty-eight".