234434154203 has 2 divisors, whose sum is σ = 234434154204. Its totient is φ = 234434154202.

The previous prime is 234434154193. The next prime is 234434154217. The reversal of 234434154203 is 302451434432.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-234434154203 is a prime.

It is not a weakly prime, because it can be changed into another prime (234434154233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117217077101 + 117217077102.

It is an arithmetic number, because the mean of its divisors is an integer number (117217077102).

Almost surely, 2^234434154203 is an apocalyptic number.

234434154203 is a deficient number, since it is larger than the sum of its proper divisors (1).

234434154203 is an equidigital number, since it uses as much as digits as its factorization.

234434154203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 138240, while the sum is 35.

Adding to 234434154203 its reverse (302451434432), we get a palindrome (536885588635).

The spelling of 234434154203 in words is "two hundred thirty-four billion, four hundred thirty-four million, one hundred fifty-four thousand, two hundred three".