1000106791 has 4 divisors (see below), whose sum is σ = 1000818000. Its totient is φ = 999395584.

The previous prime is 1000106759. The next prime is 1000106797. The reversal of 1000106791 is 1976010001.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1000106791 - 2⁵ = 1000106759 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1000106797) 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, 353491 + ... + 356308.

It is an arithmetic number, because the mean of its divisors is an integer number (250204500).

Almost surely, 2^1000106791 is an apocalyptic number.

1000106791 is a deficient number, since it is larger than the sum of its proper divisors (711209).

1000106791 is an equidigital number, since it uses as much as digits as its factorization.

1000106791 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 711208.

The product of its (nonzero) digits is 378, while the sum is 25.

The square root of 1000106791 is about 31624.4650705747. The cubic root of 1000106791 is about 1000.0355957329.

Adding to 1000106791 its reverse (1976010001), we get a palindrome (2976116792).

The spelling of 1000106791 in words is "one billion, one hundred six thousand, seven hundred ninety-one".