134513894471 has 32 divisors (see below), whose sum is σ = 150017826816. Its totient is φ = 119581632000.

The previous prime is 134513894461. The next prime is 134513894513. The reversal of 134513894471 is 174498315431.

It is a cyclic number.

It is not a de Polignac number, because 134513894471 - 2³⁰ = 133440152647 is a prime.

It is a super-3 number, since 3×134513894471³ (a number of 34 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134513894461) 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 31 ways as a sum of consecutive naturals, for example, 123747290 + ... + 123748376.

It is an arithmetic number, because the mean of its divisors is an integer number (4688057088).

Almost surely, 2^134513894471 is an apocalyptic number.

134513894471 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

134513894471 is a deficient number, since it is larger than the sum of its proper divisors (15503932345).

134513894471 is a wasteful number, since it uses less digits than its factorization.

134513894471 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2063.

The product of its digits is 1451520, while the sum is 50.

The spelling of 134513894471 in words is "one hundred thirty-four billion, five hundred thirteen million, eight hundred ninety-four thousand, four hundred seventy-one".