1166125026 has 16 divisors (see below), whose sum is σ = 2544272928. Its totient is φ = 353371200.

The previous prime is 1166124977. The next prime is 1166125039. The reversal of 1166125026 is 6205216611.

It is a junction number, because it is equal to n+sod(n) for n = 1166124984 and 1166125002.

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, 8834215 + ... + 8834346.

It is an arithmetic number, because the mean of its divisors is an integer number (159017058).

Almost surely, 2^1166125026 is an apocalyptic number.

1166125026 is an abundant number, since it is smaller than the sum of its proper divisors (1378147902).

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

1166125026 is a wasteful number, since it uses less digits than its factorization.

1166125026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17668577.

The product of its (nonzero) digits is 4320, while the sum is 30.

The square root of 1166125026 is about 34148.5728252295. The cubic root of 1166125026 is about 1052.5636602377.

The spelling of 1166125026 in words is "one billion, one hundred sixty-six million, one hundred twenty-five thousand, twenty-six".