2152344161 has 4 divisors (see below), whose sum is σ = 2348011824. Its totient is φ = 1956676500.

The previous prime is 2152344137. The next prime is 2152344203. The reversal of 2152344161 is 1614432512.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2152344161 - 2³⁰ = 1078602337 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2152344101) 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, 97833815 + ... + 97833836.

It is an arithmetic number, because the mean of its divisors is an integer number (587002956).

Almost surely, 2^2152344161 is an apocalyptic number.

It is an amenable number.

2152344161 is a deficient number, since it is larger than the sum of its proper divisors (195667663).

2152344161 is a wasteful number, since it uses less digits than its factorization.

2152344161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 195667662.

The product of its digits is 5760, while the sum is 29.

The square root of 2152344161 is about 46393.3633292522. The cubic root of 2152344161 is about 1291.1317834138.

Adding to 2152344161 its reverse (1614432512), we get a palindrome (3766776673).

The spelling of 2152344161 in words is "two billion, one hundred fifty-two million, three hundred forty-four thousand, one hundred sixty-one".