134455406105 has 4 divisors (see below), whose sum is σ = 161346487332. Its totient is φ = 107564324880.

The previous prime is 134455406089. The next prime is 134455406117. The reversal of 134455406105 is 501604554431.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 501604554431 = 59 ⋅8501772109.

It can be written as a sum of positive squares in 2 ways, for example, as 93525260761 + 40930145344 = 305819^2 + 202312^2 .

It is not a de Polignac number, because 134455406105 - 2⁴ = 134455406089 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13445540606 + ... + 13445540615.

It is an arithmetic number, because the mean of its divisors is an integer number (40336621833).

Almost surely, 2^134455406105 is an apocalyptic number.

It is an amenable number.

134455406105 is a deficient number, since it is larger than the sum of its proper divisors (26891081227).

134455406105 is an equidigital number, since it uses as much as digits as its factorization.

134455406105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26891081226.

The product of its (nonzero) digits is 144000, while the sum is 38.

The spelling of 134455406105 in words is "one hundred thirty-four billion, four hundred fifty-five million, four hundred six thousand, one hundred five".