1166653516 has 24 divisors (see below), whose sum is σ = 2337650336. Its totient is φ = 499063680.

The previous prime is 1166653493. The next prime is 1166653519. The reversal of 1166653516 is 6153566611.

It is a super-2 number, since 2×1166653516² = 2722160852790324512, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1166653519) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 23361 + ... + 53656.

Almost surely, 2^1166653516 is an apocalyptic number.

It is an amenable number.

1166653516 is an abundant number, since it is smaller than the sum of its proper divisors (1170996820).

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

1166653516 is a wasteful number, since it uses less digits than its factorization.

1166653516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77569 (or 77567 counting only the distinct ones).

The product of its digits is 97200, while the sum is 40.

The square root of 1166653516 is about 34156.3100466078. The cubic root of 1166653516 is about 1052.7226441498.

The spelling of 1166653516 in words is "one billion, one hundred sixty-six million, six hundred fifty-three thousand, five hundred sixteen".