1166760538 has 16 divisors (see below), whose sum is σ = 1852598880. Its totient is φ = 550163376.

The previous prime is 1166760527. The next prime is 1166760587. The reversal of 1166760538 is 8350676611.

It is a super-2 number, since 2×1166760538² = 2722660306068098888, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (43).

It is a junction number, because it is equal to n+sod(n) for n = 1166760494 and 1166760503.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 231420 + ... + 236407.

It is an arithmetic number, because the mean of its divisors is an integer number (115787430).

Almost surely, 2^1166760538 is an apocalyptic number.

1166760538 is a deficient number, since it is larger than the sum of its proper divisors (685838342).

1166760538 is a wasteful number, since it uses less digits than its factorization.

1166760538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 467901.

The product of its (nonzero) digits is 181440, while the sum is 43.

The square root of 1166760538 is about 34157.8766611744. The cubic root of 1166760538 is about 1052.7548333806.

The spelling of 1166760538 in words is "one billion, one hundred sixty-six million, seven hundred sixty thousand, five hundred thirty-eight".