4165432213 has 4 divisors (see below), whose sum is σ = 4278011500. Its totient is φ = 4052852928.

The previous prime is 4165432163. The next prime is 4165432241. The reversal of 4165432213 is 3122345614.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1568714449 + 2596717764 = 39607^2 + 50958^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4165432213 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4165432013) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56289588 + ... + 56289661.

It is an arithmetic number, because the mean of its divisors is an integer number (1069502875).

Almost surely, 2^4165432213 is an apocalyptic number.

It is an amenable number.

4165432213 is a deficient number, since it is larger than the sum of its proper divisors (112579287).

4165432213 is a wasteful number, since it uses less digits than its factorization.

4165432213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112579286.

The product of its digits is 17280, while the sum is 31.

The square root of 4165432213 is about 64540.1596914665. The cubic root of 4165432213 is about 1608.9900450583.

Adding to 4165432213 its reverse (3122345614), we get a palindrome (7287777827).

The spelling of 4165432213 in words is "four billion, one hundred sixty-five million, four hundred thirty-two thousand, two hundred thirteen".