2805252743 has 2 divisors, whose sum is σ = 2805252744. Its totient is φ = 2805252742.

The previous prime is 2805252731. The next prime is 2805252761. The reversal of 2805252743 is 3472525082.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2805252743 - 2³⁰ = 1731510919 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2805252697 and 2805252706.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2805254743) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1402626371 + 1402626372.

It is an arithmetic number, because the mean of its divisors is an integer number (1402626372).

Almost surely, 2^2805252743 is an apocalyptic number.

2805252743 is a deficient number, since it is larger than the sum of its proper divisors (1).

2805252743 is an equidigital number, since it uses as much as digits as its factorization.

2805252743 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 134400, while the sum is 38.

The square root of 2805252743 is about 52964.6367211180. The cubic root of 2805252743 is about 1410.3405684382.

The spelling of 2805252743 in words is "two billion, eight hundred five million, two hundred fifty-two thousand, seven hundred forty-three".