134663678 has 8 divisors (see below), whose sum is σ = 212626920. Its totient is φ = 63788040.

The previous prime is 134663651. The next prime is 134663699. The reversal of 134663678 is 876366431.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1771853 + ... + 1771928.

It is an arithmetic number, because the mean of its divisors is an integer number (26578365).

Almost surely, 2^134663678 is an apocalyptic number.

134663678 is a deficient number, since it is larger than the sum of its proper divisors (77963242).

134663678 is a wasteful number, since it uses less digits than its factorization.

134663678 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3543802.

The product of its digits is 435456, while the sum is 44.

The square root of 134663678 is about 11604.4680188279. The cubic root of 134663678 is about 512.5664278758.

The spelling of 134663678 in words is "one hundred thirty-four million, six hundred sixty-three thousand, six hundred seventy-eight".