4165537213 has 2 divisors, whose sum is σ = 4165537214. Its totient is φ = 4165537212.

The previous prime is 4165537141. The next prime is 4165537231. The reversal of 4165537213 is 3127355614.

4165537213 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

Together with next prime (4165537231) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4152126969 + 13410244 = 64437^2 + 3662^2 .

It is a cyclic number.

It is not a de Polignac number, because 4165537213 - 2²⁵ = 4131982781 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4165537273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2082768606 + 2082768607.

It is an arithmetic number, because the mean of its divisors is an integer number (2082768607).

Almost surely, 2^4165537213 is an apocalyptic number.

It is an amenable number.

4165537213 is a deficient number, since it is larger than the sum of its proper divisors (1).

4165537213 is an equidigital number, since it uses as much as digits as its factorization.

4165537213 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 75600, while the sum is 37.

The square root of 4165537213 is about 64540.9731333515. The cubic root of 4165537213 is about 1609.0035644665.

The spelling of 4165537213 in words is "four billion, one hundred sixty-five million, five hundred thirty-seven thousand, two hundred thirteen".