134657723 has 8 divisors (see below), whose sum is σ = 136406016. Its totient is φ = 132921000.

The previous prime is 134657687. The next prime is 134657737. The reversal of 134657723 is 327756431.

134657723 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 134657723 - 2⁶ = 134657659 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (134657753) 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, 21878 + ... + 27348.

It is an arithmetic number, because the mean of its divisors is an integer number (17050752).

Almost surely, 2^134657723 is an apocalyptic number.

134657723 is a deficient number, since it is larger than the sum of its proper divisors (1748293).

134657723 is a wasteful number, since it uses less digits than its factorization.

134657723 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5785.

The product of its digits is 105840, while the sum is 38.

The square root of 134657723 is about 11604.2114337856. The cubic root of 134657723 is about 512.5588723168.

The spelling of 134657723 in words is "one hundred thirty-four million, six hundred fifty-seven thousand, seven hundred twenty-three".