134217473 has 8 divisors (see below), whose sum is σ = 145343016. Its totient is φ = 123206400.

The previous prime is 134217467. The next prime is 134217487. The reversal of 134217473 is 374712431.

It can be written as a sum of positive squares in 4 ways, for example, as 5326864 + 128890609 = 2308^2 + 11353^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 134217473 - 2⁶ = 134217409 is a prime.

It is not an unprimeable number, because it can be changed into a prime (134217403) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26168 + ... + 30873.

It is an arithmetic number, because the mean of its divisors is an integer number (18167877).

Almost surely, 2^134217473 is an apocalyptic number.

134217473 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

134217473 is a deficient number, since it is larger than the sum of its proper divisors (11125543).

134217473 is a wasteful number, since it uses less digits than its factorization.

134217473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57235.

The product of its digits is 14112, while the sum is 32.

The square root of 134217473 is about 11585.2264975701. The cubic root of 134217473 is about 511.9996757505. Note that the first 3 decimals are identical.

The spelling of 134217473 in words is "one hundred thirty-four million, two hundred seventeen thousand, four hundred seventy-three".