134671867 has 8 divisors (see below), whose sum is σ = 154647360. Its totient is φ = 115985160.

The previous prime is 134671861. The next prime is 134671871. The reversal of 134671867 is 768176431.

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 134671867 - 2¹¹ = 134669819 is a prime.

It is a super-2 number, since 2×134671867² = 36273023522531378, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (134671861) 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, 321973 + ... + 322390.

It is an arithmetic number, because the mean of its divisors is an integer number (19330920).

Almost surely, 2^134671867 is an apocalyptic number.

134671867 is a deficient number, since it is larger than the sum of its proper divisors (19975493).

134671867 is a wasteful number, since it uses less digits than its factorization.

134671867 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 644393.

The product of its digits is 169344, while the sum is 43.

The square root of 134671867 is about 11604.8208516978. The cubic root of 134671867 is about 512.5768175158.

The spelling of 134671867 in words is "one hundred thirty-four million, six hundred seventy-one thousand, eight hundred sixty-seven".