134121121241 has 2 divisors, whose sum is σ = 134121121242. Its totient is φ = 134121121240.

The previous prime is 134121121217. The next prime is 134121121247. The reversal of 134121121241 is 142121121431.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 134040193225 + 80928016 = 366115^2 + 8996^2 .

It is a cyclic number.

It is not a de Polignac number, because 134121121241 - 2¹⁸ = 134120859097 is a prime.

It is not a weakly prime, because it can be changed into another prime (134121121247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67060560620 + 67060560621.

It is an arithmetic number, because the mean of its divisors is an integer number (67060560621).

Almost surely, 2^134121121241 is an apocalyptic number.

It is an amenable number.

134121121241 is a deficient number, since it is larger than the sum of its proper divisors (1).

134121121241 is an equidigital number, since it uses as much as digits as its factorization.

134121121241 is an evil number, because the sum of its binary digits is even.

The product of its digits is 384, while the sum is 23.

Adding to 134121121241 its reverse (142121121431), we get a palindrome (276242242672).

The spelling of 134121121241 in words is "one hundred thirty-four billion, one hundred twenty-one million, one hundred twenty-one thousand, two hundred forty-one".