1066019875 has 8 divisors (see below), whose sum is σ = 1330392960. Its totient is φ = 852815800.

The previous prime is 1066019869. The next prime is 1066019989. The reversal of 1066019875 is 5789106601.

It is a happy number.

1066019875 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1066019875 - 2⁹ = 1066019363 is a prime.

It is a super-2 number, since 2×1066019875² = 2272796747790031250, which contains 22 as substring.

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

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, 4263955 + ... + 4264204.

It is an arithmetic number, because the mean of its divisors is an integer number (166299120).

Almost surely, 2^1066019875 is an apocalyptic number.

1066019875 is a deficient number, since it is larger than the sum of its proper divisors (264373085).

1066019875 is an frugal number, since it uses more digits than its factorization.

1066019875 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8528174 (or 8528164 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 43.

The square root of 1066019875 is about 32649.9598008941. The cubic root of 1066019875 is about 1021.5393503709.

The spelling of 1066019875 in words is "one billion, sixty-six million, nineteen thousand, eight hundred seventy-five".