4326542161 has 6 divisors (see below), whose sum is σ = 4480878662. Its totient is φ = 4177350240.

The previous prime is 4326542159. The next prime is 4326542191. The reversal of 4326542161 is 1612456234.

It can be written as a sum of positive squares in 3 ways, for example, as 1925542161 + 2401000000 = 43881^2 + 49000^2 .

It is not a de Polignac number, because 4326542161 - 2¹ = 4326542159 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4326542191) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2571420 + ... + 2573101.

Almost surely, 2^4326542161 is an apocalyptic number.

It is an amenable number.

4326542161 is a deficient number, since it is larger than the sum of its proper divisors (154336501).

4326542161 is an equidigital number, since it uses as much as digits as its factorization.

4326542161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5144579 (or 5144550 counting only the distinct ones).

The product of its digits is 34560, while the sum is 34.

The square root of 4326542161 is about 65776.4559778041. The cubic root of 4326542161 is about 1629.4722921954.

Adding to 4326542161 its reverse (1612456234), we get a palindrome (5938998395).

The spelling of 4326542161 in words is "four billion, three hundred twenty-six million, five hundred forty-two thousand, one hundred sixty-one".