1066876773 has 4 divisors (see below), whose sum is σ = 1422502368. Its totient is φ = 711251180.

The previous prime is 1066876717. The next prime is 1066876799. The reversal of 1066876773 is 3776786601.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1066876773 - 2⁶ = 1066876709 is a prime.

It is a super-2 number, since 2×1066876773² = 2276452097533787058, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1066876373) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 177812793 + ... + 177812798.

It is an arithmetic number, because the mean of its divisors is an integer number (355625592).

Almost surely, 2^1066876773 is an apocalyptic number.

It is an amenable number.

1066876773 is a deficient number, since it is larger than the sum of its proper divisors (355625595).

1066876773 is an equidigital number, since it uses as much as digits as its factorization.

1066876773 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 355625594.

The product of its (nonzero) digits is 1778112, while the sum is 51.

The square root of 1066876773 is about 32663.0796619057. The cubic root of 1066876773 is about 1021.8129914809.

The spelling of 1066876773 in words is "one billion, sixty-six million, eight hundred seventy-six thousand, seven hundred seventy-three".