134793391 has 8 divisors (see below), whose sum is σ = 150234480. Its totient is φ = 120187008.

The previous prime is 134793383. The next prime is 134793401. The reversal of 134793391 is 193397431.

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

It is not a de Polignac number, because 134793391 - 2³ = 134793383 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134793361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 208336 + ... + 208981.

It is an arithmetic number, because the mean of its divisors is an integer number (18779310).

It is the magic constant of a 646 × 646 magic square.

Almost surely, 2^134793391 is an apocalyptic number.

134793391 is a deficient number, since it is larger than the sum of its proper divisors (15441089).

134793391 is a wasteful number, since it uses less digits than its factorization.

134793391 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 417353.

The product of its digits is 61236, while the sum is 40.

The square root of 134793391 is about 11610.0555984888. The cubic root of 134793391 is about 512.7309493316.

The spelling of 134793391 in words is "one hundred thirty-four million, seven hundred ninety-three thousand, three hundred ninety-one".