1166052519 has 6 divisors (see below), whose sum is σ = 1684298096. Its totient is φ = 777368340.

The previous prime is 1166052487. The next prime is 1166052533. The reversal of 1166052519 is 9152506611.

1166052519 is a `hidden beast` number, since 1 + 16 + 605 + 25 + 19 = 666.

It is not a de Polignac number, because 1166052519 - 2⁵ = 1166052487 is a prime.

It is a super-2 number, since 2×1166052519² = 2719356954132490722, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1166052119) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 64780687 + ... + 64780704.

Almost surely, 2^1166052519 is an apocalyptic number.

1166052519 is a deficient number, since it is larger than the sum of its proper divisors (518245577).

1166052519 is a wasteful number, since it uses less digits than its factorization.

1166052519 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129561397 (or 129561394 counting only the distinct ones).

The product of its (nonzero) digits is 16200, while the sum is 36.

The square root of 1166052519 is about 34147.5111684585. The cubic root of 1166052519 is about 1052.5418444480.

The spelling of 1166052519 in words is "one billion, one hundred sixty-six million, fifty-two thousand, five hundred nineteen".