13020773 has 2 divisors, whose sum is σ = 13020774. Its totient is φ = 13020772.

The previous prime is 13020767. The next prime is 13020779. The reversal of 13020773 is 37702031.

It is a balanced prime because it is at equal distance from previous prime (13020767) and next prime (13020779).

It can be written as a sum of positive squares in only one way, i.e., 12687844 + 332929 = 3562^2 + 577^2 .

It is an emirp because it is prime and its reverse (37702031) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13020773 - 2¹⁰ = 13019749 is a prime.

It is equal to p₈₅₀₅₄₁ and since 13020773 and 850541 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13020779) 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 as a sum of consecutive naturals, namely, 6510386 + 6510387.

It is an arithmetic number, because the mean of its divisors is an integer number (6510387).

Almost surely, 2^13020773 is an apocalyptic number.

It is an amenable number.

13020773 is a deficient number, since it is larger than the sum of its proper divisors (1).

13020773 is an equidigital number, since it uses as much as digits as its factorization.

13020773 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 882, while the sum is 23.

The square root of 13020773 is about 3608.4308223936. The cubic root of 13020773 is about 235.2586438543.

The spelling of 13020773 in words is "thirteen million, twenty thousand, seven hundred seventy-three".