4045963643 has 2 divisors, whose sum is σ = 4045963644. Its totient is φ = 4045963642.

The previous prime is 4045963601. The next prime is 4045963657. The reversal of 4045963643 is 3463695404.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4045963643 - 2¹⁶ = 4045898107 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4045963594 and 4045963603.

It is not a weakly prime, because it can be changed into another prime (4045963673) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2022981821 + 2022981822.

It is an arithmetic number, because the mean of its divisors is an integer number (2022981822).

Almost surely, 2^4045963643 is an apocalyptic number.

4045963643 is a deficient number, since it is larger than the sum of its proper divisors (1).

4045963643 is an equidigital number, since it uses as much as digits as its factorization.

4045963643 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 933120, while the sum is 44.

The square root of 4045963643 is about 63607.8897857805. The cubic root of 4045963643 is about 1593.4581383315.

The spelling of 4045963643 in words is "four billion, forty-five million, nine hundred sixty-three thousand, six hundred forty-three".