234556107281 has 2 divisors, whose sum is σ = 234556107282. Its totient is φ = 234556107280.

The previous prime is 234556107257. The next prime is 234556107389. The reversal of 234556107281 is 182701655432.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 124736112400 + 109819994881 = 353180^2 + 331391^2 .

It is a cyclic number.

It is not a de Polignac number, because 234556107281 - 2⁶ = 234556107217 is a prime.

It is a super-2 number, since 2×234556107281² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (234556107781) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117278053640 + 117278053641.

It is an arithmetic number, because the mean of its divisors is an integer number (117278053641).

Almost surely, 2^234556107281 is an apocalyptic number.

It is an amenable number.

234556107281 is a deficient number, since it is larger than the sum of its proper divisors (1).

234556107281 is an equidigital number, since it uses as much as digits as its factorization.

234556107281 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 403200, while the sum is 44.

The spelling of 234556107281 in words is "two hundred thirty-four billion, five hundred fifty-six million, one hundred seven thousand, two hundred eighty-one".