134280623 has 8 divisors (see below), whose sum is σ = 139315200. Its totient is φ = 129290040.

The previous prime is 134280607. The next prime is 134280677. The reversal of 134280623 is 326082431.

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 134280623 - 2⁴ = 134280607 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 (134283623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4715 + ... + 17052.

It is an arithmetic number, because the mean of its divisors is an integer number (17414400).

Almost surely, 2^134280623 is an apocalyptic number.

134280623 is a deficient number, since it is larger than the sum of its proper divisors (5034577).

134280623 is a wasteful number, since it uses less digits than its factorization.

134280623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21997.

The product of its (nonzero) digits is 6912, while the sum is 29.

The square root of 134280623 is about 11587.9516308966. The cubic root of 134280623 is about 512.0799626392.

The spelling of 134280623 in words is "one hundred thirty-four million, two hundred eighty thousand, six hundred twenty-three".