134097857 has 4 divisors (see below), whose sum is σ = 135351216. Its totient is φ = 132844500.

The previous prime is 134097829. The next prime is 134097869. The reversal of 134097857 is 758790431.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 134097857 - 2⁶ = 134097793 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (134090857) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 626519 + ... + 626732.

It is an arithmetic number, because the mean of its divisors is an integer number (33837804).

Almost surely, 2^134097857 is an apocalyptic number.

It is an amenable number.

134097857 is a deficient number, since it is larger than the sum of its proper divisors (1253359).

134097857 is a wasteful number, since it uses less digits than its factorization.

134097857 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1253358.

The product of its (nonzero) digits is 211680, while the sum is 44.

The square root of 134097857 is about 11580.0629100191. The cubic root of 134097857 is about 511.8475307418.

The spelling of 134097857 in words is "one hundred thirty-four million, ninety-seven thousand, eight hundred fifty-seven".