2045921711 has 2 divisors, whose sum is σ = 2045921712. Its totient is φ = 2045921710.

The previous prime is 2045921707. The next prime is 2045921743. The reversal of 2045921711 is 1171295402.

It is an a-pointer prime, because the next prime (2045921743) can be obtained adding 2045921711 to its sum of digits (32).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2045921711 - 2² = 2045921707 is a prime.

It is a congruent number.

It is a weakly prime.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1022960855 + 1022960856.

It is an arithmetic number, because the mean of its divisors is an integer number (1022960856).

Almost surely, 2^2045921711 is an apocalyptic number.

2045921711 is a deficient number, since it is larger than the sum of its proper divisors (1).

2045921711 is an equidigital number, since it uses as much as digits as its factorization.

2045921711 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5040, while the sum is 32.

The square root of 2045921711 is about 45231.8661012344. The cubic root of 2045921711 is about 1269.4911287189.

The spelling of 2045921711 in words is "two billion, forty-five million, nine hundred twenty-one thousand, seven hundred eleven".