1042826773 has 4 divisors (see below), whose sum is σ = 1042935040. Its totient is φ = 1042718508.

The previous prime is 1042826749. The next prime is 1042826779. The reversal of 1042826773 is 3776282401.

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, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1042826773 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 (1042826779) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38103 + ... + 59476.

It is an arithmetic number, because the mean of its divisors is an integer number (260733760).

Almost surely, 2^1042826773 is an apocalyptic number.

It is an amenable number.

1042826773 is a deficient number, since it is larger than the sum of its proper divisors (108267).

1042826773 is an equidigital number, since it uses as much as digits as its factorization.

1042826773 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108266.

The product of its (nonzero) digits is 112896, while the sum is 40.

The square root of 1042826773 is about 32292.8285072708. The cubic root of 1042826773 is about 1014.0765130354.

The spelling of 1042826773 in words is "one billion, forty-two million, eight hundred twenty-six thousand, seven hundred seventy-three".