2045655743 has 2 divisors, whose sum is σ = 2045655744. Its totient is φ = 2045655742.

The previous prime is 2045655707. The next prime is 2045655749. The reversal of 2045655743 is 3475565402.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2045655743 - 2¹⁰ = 2045654719 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2045655743.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2045655749) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1022827871 + 1022827872.

It is an arithmetic number, because the mean of its divisors is an integer number (1022827872).

Almost surely, 2^2045655743 is an apocalyptic number.

2045655743 is a deficient number, since it is larger than the sum of its proper divisors (1).

2045655743 is an equidigital number, since it uses as much as digits as its factorization.

2045655743 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 504000, while the sum is 41.

The square root of 2045655743 is about 45228.9259545260. The cubic root of 2045655743 is about 1269.4361154297.

The spelling of 2045655743 in words is "two billion, forty-five million, six hundred fifty-five thousand, seven hundred forty-three".