134877193 has 4 divisors (see below), whose sum is σ = 147138768. Its totient is φ = 122615620.

The previous prime is 134877179. The next prime is 134877199. The reversal of 134877193 is 391778431.

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 a de Polignac number, because none of the positive numbers 2^k-134877193 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (134877199) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6130771 + ... + 6130792.

It is an arithmetic number, because the mean of its divisors is an integer number (36784692).

Almost surely, 2^134877193 is an apocalyptic number.

It is an amenable number.

134877193 is a deficient number, since it is larger than the sum of its proper divisors (12261575).

134877193 is a wasteful number, since it uses less digits than its factorization.

134877193 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12261574.

The product of its digits is 127008, while the sum is 43.

The square root of 134877193 is about 11613.6640643683. The cubic root of 134877193 is about 512.8371834659.

The spelling of 134877193 in words is "one hundred thirty-four million, eight hundred seventy-seven thousand, one hundred ninety-three".