134513894473 has 16 divisors (see below), whose sum is σ = 155839057920. Its totient is φ = 113720539536.

The previous prime is 134513894461. The next prime is 134513894513. The reversal of 134513894473 is 374498315431.

It is a cyclic number.

It is not a de Polignac number, because 134513894473 - 2⁹ = 134513893961 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 134513894473.

It is not an unprimeable number, because it can be changed into a prime (134513894573) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 161958 + ... + 543376.

It is an arithmetic number, because the mean of its divisors is an integer number (9739941120).

Almost surely, 2^134513894473 is an apocalyptic number.

It is an amenable number.

134513894473 is a deficient number, since it is larger than the sum of its proper divisors (21325163447).

134513894473 is an equidigital number, since it uses as much as digits as its factorization.

134513894473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 382116.

The product of its digits is 4354560, while the sum is 52.

The spelling of 134513894473 in words is "one hundred thirty-four billion, five hundred thirteen million, eight hundred ninety-four thousand, four hundred seventy-three".