4156564033 has 2 divisors, whose sum is σ = 4156564034. Its totient is φ = 4156564032.

The previous prime is 4156564031. The next prime is 4156564043. The reversal of 4156564033 is 3304656514.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3579987889 + 576576144 = 59833^2 + 24012^2 .

It is a cyclic number.

It is not a de Polignac number, because 4156564033 - 2¹ = 4156564031 is a prime.

Together with 4156564031, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 4156563983 and 4156564001.

It is not a weakly prime, because it can be changed into another prime (4156564031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2078282016 + 2078282017.

It is an arithmetic number, because the mean of its divisors is an integer number (2078282017).

Almost surely, 2^4156564033 is an apocalyptic number.

It is an amenable number.

4156564033 is a deficient number, since it is larger than the sum of its proper divisors (1).

4156564033 is an equidigital number, since it uses as much as digits as its factorization.

4156564033 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 129600, while the sum is 37.

The square root of 4156564033 is about 64471.4202806174. The cubic root of 4156564033 is about 1607.8473904129.

The spelling of 4156564033 in words is "four billion, one hundred fifty-six million, five hundred sixty-four thousand, thirty-three".