134723417 has 8 divisors (see below), whose sum is σ = 138221160. Its totient is φ = 131235840.

The previous prime is 134723389. The next prime is 134723431. The reversal of 134723417 is 714327431.

134723417 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 534361 + 134189056 = 731^2 + 11584^2 .

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 134723417 - 2⁶ = 134723353 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (134723437) 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, 29393 + ... + 33665.

It is an arithmetic number, because the mean of its divisors is an integer number (17277645).

Almost surely, 2^134723417 is an apocalyptic number.

It is an amenable number.

134723417 is a deficient number, since it is larger than the sum of its proper divisors (3497743).

134723417 is an equidigital number, since it uses as much as digits as its factorization.

134723417 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5083.

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

The square root of 134723417 is about 11607.0416988999. The cubic root of 134723417 is about 512.6422109415.

The spelling of 134723417 in words is "one hundred thirty-four million, seven hundred twenty-three thousand, four hundred seventeen".