134272393 has 8 divisors (see below), whose sum is σ = 135981000. Its totient is φ = 132574848.

The previous prime is 134272387. The next prime is 134272399. The reversal of 134272393 is 393272431.

It is an interprime number because it is at equal distance from previous prime (134272387) and next prime (134272399).

It can be written as a sum of positive squares in 4 ways, for example, as 60793209 + 73479184 = 7797^2 + 8572^2 .

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 134272393 - 2⁵ = 134272361 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (134272399) 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, 23173 + ... + 28381.

It is an arithmetic number, because the mean of its divisors is an integer number (16997625).

Almost surely, 2^134272393 is an apocalyptic number.

It is an amenable number.

134272393 is a deficient number, since it is larger than the sum of its proper divisors (1708607).

134272393 is a wasteful number, since it uses less digits than its factorization.

134272393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5531.

The product of its digits is 27216, while the sum is 34.

The square root of 134272393 is about 11587.5965152399. The cubic root of 134272393 is about 512.0695007073.

The spelling of 134272393 in words is "one hundred thirty-four million, two hundred seventy-two thousand, three hundred ninety-three".