134259840471 has 4 divisors (see below), whose sum is σ = 179013120632. Its totient is φ = 89506560312.

The previous prime is 134259840433. The next prime is 134259840479. The reversal of 134259840471 is 174048952431.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 174048952431 = 3 ⋅58016317477.

It is not a de Polignac number, because 134259840471 - 2¹⁷ = 134259709399 is a prime.

It is a super-3 number, since 3×134259840471³ (a number of 34 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 134259840471.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134259840479) by changing a digit.

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, 22376640076 + ... + 22376640081.

It is an arithmetic number, because the mean of its divisors is an integer number (44753280158).

Almost surely, 2^134259840471 is an apocalyptic number.

134259840471 is a deficient number, since it is larger than the sum of its proper divisors (44753280161).

134259840471 is an equidigital number, since it uses as much as digits as its factorization.

134259840471 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44753280160.

The product of its (nonzero) digits is 967680, while the sum is 48.

The spelling of 134259840471 in words is "one hundred thirty-four billion, two hundred fifty-nine million, eight hundred forty thousand, four hundred seventy-one".