1169666745 has 24 divisors (see below), whose sum is σ = 2026503936. Its totient is φ = 575834688.

The previous prime is 1169666741. The next prime is 1169666753. The reversal of 1169666745 is 5476669611.

It is not a de Polignac number, because 1169666745 - 2² = 1169666741 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1169666741) 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, 228169 + ... + 233238.

It is an arithmetic number, because the mean of its divisors is an integer number (84437664).

Almost surely, 2^1169666745 is an apocalyptic number.

1169666745 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1169666745 is a deficient number, since it is larger than the sum of its proper divisors (856837191).

1169666745 is a wasteful number, since it uses less digits than its factorization.

1169666745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 461441 (or 461428 counting only the distinct ones).

The product of its digits is 1632960, while the sum is 51.

The square root of 1169666745 is about 34200.3910065368. The cubic root of 1169666745 is about 1053.6281878867.

The spelling of 1169666745 in words is "one billion, one hundred sixty-nine million, six hundred sixty-six thousand, seven hundred forty-five".