134125110505 has 4 divisors (see below), whose sum is σ = 160950132612. Its totient is φ = 107300088400.

The previous prime is 134125110499. The next prime is 134125110533. The reversal of 134125110505 is 505011521431.

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 77680378944 + 56444731561 = 278712^2 + 237581^2 .

It is not a de Polignac number, because 134125110505 - 2¹³ = 134125102313 is a prime.

It is a super-2 number, since 2×134125110505² (a number of 23 digits) contains 22 as substring.

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, 13412511046 + ... + 13412511055.

It is an arithmetic number, because the mean of its divisors is an integer number (40237533153).

Almost surely, 2^134125110505 is an apocalyptic number.

It is an amenable number.

134125110505 is a deficient number, since it is larger than the sum of its proper divisors (26825022107).

134125110505 is an equidigital number, since it uses as much as digits as its factorization.

134125110505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26825022106.

The product of its (nonzero) digits is 3000, while the sum is 28.

Adding to 134125110505 its reverse (505011521431), we get a palindrome (639136631936).

The spelling of 134125110505 in words is "one hundred thirty-four billion, one hundred twenty-five million, one hundred ten thousand, five hundred five".