134585857 has 8 divisors (see below), whose sum is σ = 160500096. Its totient is φ = 110343552.

The previous prime is 134585813. The next prime is 134585879. The reversal of 134585857 is 758585431.

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 134585857 - 2¹⁹ = 134061569 is a prime.

It is a super-2 number, since 2×134585857² = 36226705808848898, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (134585807) 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, 417808 + ... + 418129.

It is an arithmetic number, because the mean of its divisors is an integer number (20062512).

Almost surely, 2^134585857 is an apocalyptic number.

It is an amenable number.

134585857 is a deficient number, since it is larger than the sum of its proper divisors (25914239).

134585857 is an equidigital number, since it uses as much as digits as its factorization.

134585857 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 835967.

The product of its digits is 672000, while the sum is 46.

The square root of 134585857 is about 11601.1144723255. The cubic root of 134585857 is about 512.4676729163.

The spelling of 134585857 in words is "one hundred thirty-four million, five hundred eighty-five thousand, eight hundred fifty-seven".