234605263161 has 4 divisors (see below), whose sum is σ = 312807017552. Its totient is φ = 156403508772.

The previous prime is 234605263099. The next prime is 234605263213. The reversal of 234605263161 is 161362506432.

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 not a de Polignac number, because 234605263161 - 2⁹ = 234605262649 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (234605263261) 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, 39100877191 + ... + 39100877196.

It is an arithmetic number, because the mean of its divisors is an integer number (78201754388).

Almost surely, 2^234605263161 is an apocalyptic number.

It is an amenable number.

234605263161 is a deficient number, since it is larger than the sum of its proper divisors (78201754391).

234605263161 is an equidigital number, since it uses as much as digits as its factorization.

234605263161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78201754390.

The product of its (nonzero) digits is 155520, while the sum is 39.

Adding to 234605263161 its reverse (161362506432), we get a palindrome (395967769593).

The spelling of 234605263161 in words is "two hundred thirty-four billion, six hundred five million, two hundred sixty-three thousand, one hundred sixty-one".