234254115521 has 2 divisors, whose sum is σ = 234254115522. Its totient is φ = 234254115520.

The previous prime is 234254115481. The next prime is 234254115523. The reversal of 234254115521 is 125511452432.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 226660735921 + 7593379600 = 476089^2 + 87140^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-234254115521 is a prime.

Together with 234254115523, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (234254115523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117127057760 + 117127057761.

It is an arithmetic number, because the mean of its divisors is an integer number (117127057761).

Almost surely, 2^234254115521 is an apocalyptic number.

It is an amenable number.

234254115521 is a deficient number, since it is larger than the sum of its proper divisors (1).

234254115521 is an equidigital number, since it uses as much as digits as its factorization.

234254115521 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 48000, while the sum is 35.

Adding to 234254115521 its reverse (125511452432), we get a palindrome (359765567953).

The spelling of 234254115521 in words is "two hundred thirty-four billion, two hundred fifty-four million, one hundred fifteen thousand, five hundred twenty-one".