1082802773 has 12 divisors (see below), whose sum is σ = 1194634980. Its totient is φ = 980643456.

The previous prime is 1082802769. The next prime is 1082802797. The reversal of 1082802773 is 3772082801.

It can be written as a sum of positive squares in 6 ways, for example, as 32913169 + 1049889604 = 5737^2 + 32402^2 .

It is not a de Polignac number, because 1082802773 - 2² = 1082802769 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 (1082802703) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 51488 + ... + 69401.

It is an arithmetic number, because the mean of its divisors is an integer number (99552915).

Almost surely, 2^1082802773 is an apocalyptic number.

1082802773 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1082802773 is a deficient number, since it is larger than the sum of its proper divisors (111832207).

1082802773 is a wasteful number, since it uses less digits than its factorization.

1082802773 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120968 (or 120955 counting only the distinct ones).

The product of its (nonzero) digits is 37632, while the sum is 38.

The square root of 1082802773 is about 32905.9686531182. The cubic root of 1082802773 is about 1026.8723336471.

The spelling of 1082802773 in words is "one billion, eighty-two million, eight hundred two thousand, seven hundred seventy-three".