134121112529 has 2 divisors, whose sum is σ = 134121112530. Its totient is φ = 134121112528.

The previous prime is 134121112381. The next prime is 134121112547. The reversal of 134121112529 is 925211121431.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 108025940929 + 26095171600 = 328673^2 + 161540^2 .

It is a cyclic number.

It is not a de Polignac number, because 134121112529 - 2²⁸ = 133852677073 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 134121112495 and 134121112504.

It is not a weakly prime, because it can be changed into another prime (134121112589) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67060556264 + 67060556265.

It is an arithmetic number, because the mean of its divisors is an integer number (67060556265).

Almost surely, 2^134121112529 is an apocalyptic number.

It is an amenable number.

134121112529 is a deficient number, since it is larger than the sum of its proper divisors (1).

134121112529 is an equidigital number, since it uses as much as digits as its factorization.

134121112529 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4320, while the sum is 32.

The spelling of 134121112529 in words is "one hundred thirty-four billion, one hundred twenty-one million, one hundred twelve thousand, five hundred twenty-nine".