1067820077 has 2 divisors, whose sum is σ = 1067820078. Its totient is φ = 1067820076.

The previous prime is 1067820073. The next prime is 1067820137. The reversal of 1067820077 is 7700287601.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1067263561 + 556516 = 32669^2 + 746^2 .

It is a cyclic number.

It is not a de Polignac number, because 1067820077 - 2² = 1067820073 is a prime.

It is a super-2 number, since 2×1067820077² = 2280479433688571858, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1067820077.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1067820073) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 533910038 + 533910039.

It is an arithmetic number, because the mean of its divisors is an integer number (533910039).

Almost surely, 2^1067820077 is an apocalyptic number.

It is an amenable number.

1067820077 is a deficient number, since it is larger than the sum of its proper divisors (1).

1067820077 is an equidigital number, since it uses as much as digits as its factorization.

1067820077 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32928, while the sum is 38.

The square root of 1067820077 is about 32677.5163835932. The cubic root of 1067820077 is about 1022.1140560358.

The spelling of 1067820077 in words is "one billion, sixty-seven million, eight hundred twenty thousand, seventy-seven".