4066553243 has 2 divisors, whose sum is σ = 4066553244. Its totient is φ = 4066553242.

The previous prime is 4066553233. The next prime is 4066553269. The reversal of 4066553243 is 3423556604.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4066553243 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4066553197 and 4066553206.

It is not a weakly prime, because it can be changed into another prime (4066553233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2033276621 + 2033276622.

It is an arithmetic number, because the mean of its divisors is an integer number (2033276622).

Almost surely, 2^4066553243 is an apocalyptic number.

4066553243 is a deficient number, since it is larger than the sum of its proper divisors (1).

4066553243 is an equidigital number, since it uses as much as digits as its factorization.

4066553243 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 259200, while the sum is 38.

The square root of 4066553243 is about 63769.5322469908. The cubic root of 4066553243 is about 1596.1565617305.

The spelling of 4066553243 in words is "four billion, sixty-six million, five hundred fifty-three thousand, two hundred forty-three".