134445055105 has 4 divisors (see below), whose sum is σ = 161334066132. Its totient is φ = 107556044080.

The previous prime is 134445055061. The next prime is 134445055123. The reversal of 134445055105 is 501550544431.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 17833732849 + 116611322256 = 133543^2 + 341484^2 .

It is not a de Polignac number, because 134445055105 - 2⁷ = 134445054977 is a prime.

It is a super-2 number, since 2×134445055105² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13444505506 + ... + 13444505515.

It is an arithmetic number, because the mean of its divisors is an integer number (40333516533).

Almost surely, 2^134445055105 is an apocalyptic number.

It is an amenable number.

134445055105 is a deficient number, since it is larger than the sum of its proper divisors (26889011027).

134445055105 is an equidigital number, since it uses as much as digits as its factorization.

134445055105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26889011026.

The product of its (nonzero) digits is 120000, while the sum is 37.

Adding to 134445055105 its reverse (501550544431), we get a palindrome (635995599536).

The spelling of 134445055105 in words is "one hundred thirty-four billion, four hundred forty-five million, fifty-five thousand, one hundred five".