234555229481 has 2 divisors, whose sum is σ = 234555229482. Its totient is φ = 234555229480.

The previous prime is 234555229457. The next prime is 234555229523. The reversal of 234555229481 is 184922555432.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 226366608400 + 8188621081 = 475780^2 + 90491^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-234555229481 is a prime.

It is a super-2 number, since 2×234555229481² (a number of 24 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (234555229681) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117277614740 + 117277614741.

It is an arithmetic number, because the mean of its divisors is an integer number (117277614741).

Almost surely, 2^234555229481 is an apocalyptic number.

It is an amenable number.

234555229481 is a deficient number, since it is larger than the sum of its proper divisors (1).

234555229481 is an equidigital number, since it uses as much as digits as its factorization.

234555229481 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3456000, while the sum is 50.

The spelling of 234555229481 in words is "two hundred thirty-four billion, five hundred fifty-five million, two hundred twenty-nine thousand, four hundred eighty-one".