2043577507273 has 2 divisors, whose sum is σ = 2043577507274. Its totient is φ = 2043577507272.

The previous prime is 2043577507261. The next prime is 2043577507289. The reversal of 2043577507273 is 3727057753402.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2043290136969 + 287370304 = 1429437^2 + 16952^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2043577507273 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2043577507273.

It is not a weakly prime, because it can be changed into another prime (2043577547273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1021788753636 + 1021788753637.

It is an arithmetic number, because the mean of its divisors is an integer number (1021788753637).

Almost surely, 2^{2043577507273} is an apocalyptic number.

It is an amenable number.

2043577507273 is a deficient number, since it is larger than the sum of its proper divisors (1).

2043577507273 is an equidigital number, since it uses as much as digits as its factorization.

2043577507273 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8643600, while the sum is 52.

The spelling of 2043577507273 in words is "two trillion, forty-three billion, five hundred seventy-seven million, five hundred seven thousand, two hundred seventy-three".