2063940073 has 4 divisors (see below), whose sum is σ = 2222704708. Its totient is φ = 1905175440.

The previous prime is 2063940049. The next prime is 2063940089. The reversal of 2063940073 is 3700493602.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 673246809 + 1390693264 = 25947^2 + 37292^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2063940073 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2063941073) 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 in 3 ways as a sum of consecutive naturals, for example, 79382298 + ... + 79382323.

It is an arithmetic number, because the mean of its divisors is an integer number (555676177).

Almost surely, 2^2063940073 is an apocalyptic number.

It is an amenable number.

2063940073 is a deficient number, since it is larger than the sum of its proper divisors (158764635).

2063940073 is a wasteful number, since it uses less digits than its factorization.

2063940073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158764634.

The product of its (nonzero) digits is 27216, while the sum is 34.

The square root of 2063940073 is about 45430.6072268465. The cubic root of 2063940073 is about 1273.2070295778.

The spelling of 2063940073 in words is "two billion, sixty-three million, nine hundred forty thousand, seventy-three".