234645410261 has 2 divisors, whose sum is σ = 234645410262. Its totient is φ = 234645410260.

The previous prime is 234645410161. The next prime is 234645410299. The reversal of 234645410261 is 162014546432.

It is an a-pointer prime, because the next prime (234645410299) can be obtained adding 234645410261 to its sum of digits (38).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 201269774161 + 33375636100 = 448631^2 + 182690^2 .

It is a cyclic number.

It is not a de Polignac number, because 234645410261 - 2³⁰ = 233571668437 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (234645410161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117322705130 + 117322705131.

It is an arithmetic number, because the mean of its divisors is an integer number (117322705131).

Almost surely, 2^234645410261 is an apocalyptic number.

It is an amenable number.

234645410261 is a deficient number, since it is larger than the sum of its proper divisors (1).

234645410261 is an equidigital number, since it uses as much as digits as its factorization.

234645410261 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 38.

Adding to 234645410261 its reverse (162014546432), we get a palindrome (396659956693).

The spelling of 234645410261 in words is "two hundred thirty-four billion, six hundred forty-five million, four hundred ten thousand, two hundred sixty-one".