234555231329 has 2 divisors, whose sum is σ = 234555231330. Its totient is φ = 234555231328.

The previous prime is 234555231289. The next prime is 234555231331. The reversal of 234555231329 is 923132555432.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 182273494225 + 52281737104 = 426935^2 + 228652^2 .

It is a cyclic number.

It is not a de Polignac number, because 234555231329 - 2¹² = 234555227233 is a prime.

It is a Sophie Germain prime.

Together with 234555231331, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 234555231329.

It is not a weakly prime, because it can be changed into another prime (234555231529) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117277615664 + 117277615665.

It is an arithmetic number, because the mean of its divisors is an integer number (117277615665).

Almost surely, 2^234555231329 is an apocalyptic number.

It is an amenable number.

234555231329 is a deficient number, since it is larger than the sum of its proper divisors (1).

234555231329 is an equidigital number, since it uses as much as digits as its factorization.

234555231329 is an evil number, because the sum of its binary digits is even.

The product of its digits is 972000, while the sum is 44.

The spelling of 234555231329 in words is "two hundred thirty-four billion, five hundred fifty-five million, two hundred thirty-one thousand, three hundred twenty-nine".