134121011239 has 4 divisors (see below), whose sum is σ = 136974649824. Its totient is φ = 131267372656.

The previous prime is 134121011231. The next prime is 134121011273. The reversal of 134121011239 is 932110121431.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 932110121431 = 17 ⋅54830007143.

It is a cyclic number.

It is not a de Polignac number, because 134121011239 - 2³ = 134121011231 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134121011231) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1426819222 + ... + 1426819315.

It is an arithmetic number, because the mean of its divisors is an integer number (34243662456).

Almost surely, 2^134121011239 is an apocalyptic number.

134121011239 is a deficient number, since it is larger than the sum of its proper divisors (2853638585).

134121011239 is an equidigital number, since it uses as much as digits as its factorization.

134121011239 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2853638584.

The product of its (nonzero) digits is 1296, while the sum is 28.

The spelling of 134121011239 in words is "one hundred thirty-four billion, one hundred twenty-one million, eleven thousand, two hundred thirty-nine".