1166050625 has 10 divisors (see below), whose sum is σ = 1457097642. Its totient is φ = 932840000.

The previous prime is 1166050601. The next prime is 1166050631. The reversal of 1166050625 is 5260506611.

It can be written as a sum of positive squares in 5 ways, for example, as 870073009 + 295977616 = 29497^2 + 17204^2 .

It is not a de Polignac number, because 1166050625 - 2¹⁴ = 1166034241 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1166050591 and 1166050600.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 932216 + ... + 933465.

Almost surely, 2^1166050625 is an apocalyptic number.

It is an amenable number.

1166050625 is a deficient number, since it is larger than the sum of its proper divisors (291047017).

1166050625 is an frugal number, since it uses more digits than its factorization.

1166050625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1865701 (or 1865686 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 32.

The square root of 1166050625 is about 34147.4834358258. The cubic root of 1166050625 is about 1052.5412745722.

The spelling of 1166050625 in words is "one billion, one hundred sixty-six million, fifty thousand, six hundred twenty-five".