3020640773 has 2 divisors, whose sum is σ = 3020640774. Its totient is φ = 3020640772.

The previous prime is 3020640769. The next prime is 3020640781. The reversal of 3020640773 is 3770460203.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2450052004 + 570588769 = 49498^2 + 23887^2 .

It is a cyclic number.

It is not a de Polignac number, because 3020640773 - 2² = 3020640769 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3020640473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1510320386 + 1510320387.

It is an arithmetic number, because the mean of its divisors is an integer number (1510320387).

Almost surely, 2^3020640773 is an apocalyptic number.

It is an amenable number.

3020640773 is a deficient number, since it is larger than the sum of its proper divisors (1).

3020640773 is an equidigital number, since it uses as much as digits as its factorization.

3020640773 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 21168, while the sum is 32.

The square root of 3020640773 is about 54960.3563762099. The cubic root of 3020640773 is about 1445.5496961554.

The spelling of 3020640773 in words is "three billion, twenty million, six hundred forty thousand, seven hundred seventy-three".