134394963 has 8 divisors (see below), whose sum is σ = 179302848. Its totient is φ = 89541864.

The previous prime is 134394959. The next prime is 134394991. The reversal of 134394963 is 369493431.

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

It is not a de Polignac number, because 134394963 - 2² = 134394959 is a prime.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (134394913) 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, 7581 + ... + 18062.

It is an arithmetic number, because the mean of its divisors is an integer number (22412856).

Almost surely, 2^134394963 is an apocalyptic number.

134394963 is a deficient number, since it is larger than the sum of its proper divisors (44907885).

134394963 is a wasteful number, since it uses less digits than its factorization.

134394963 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27393.

The product of its digits is 209952, while the sum is 42.

The square root of 134394963 is about 11592.8841536522. The cubic root of 134394963 is about 512.2252668305.

The spelling of 134394963 in words is "one hundred thirty-four million, three hundred ninety-four thousand, nine hundred sixty-three".