134475971 has 4 divisors (see below), whose sum is σ = 153686832. Its totient is φ = 115265112.

The previous prime is 134475961. The next prime is 134475973. The reversal of 134475971 is 179574431.

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

It is a cyclic number.

It is not a de Polignac number, because 134475971 - 2⁶ = 134475907 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (134475973) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9605420 + ... + 9605433.

It is an arithmetic number, because the mean of its divisors is an integer number (38421708).

Almost surely, 2^134475971 is an apocalyptic number.

134475971 is a deficient number, since it is larger than the sum of its proper divisors (19210861).

134475971 is an equidigital number, since it uses as much as digits as its factorization.

134475971 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19210860.

The product of its digits is 105840, while the sum is 41.

The square root of 134475971 is about 11596.3774947179. The cubic root of 134475971 is about 512.3281625770.

The spelling of 134475971 in words is "one hundred thirty-four million, four hundred seventy-five thousand, nine hundred seventy-one".