134197563 has 8 divisors (see below), whose sum is σ = 179919376. Its totient is φ = 88970400.

The previous prime is 134197559. The next prime is 134197573. The reversal of 134197563 is 365791431.

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

It is not a de Polignac number, because 134197563 - 2² = 134197559 is a prime.

It is a super-3 number, since 3×134197563³ (a number of 25 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (134197523) 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, 123028 + ... + 124113.

It is an arithmetic number, because the mean of its divisors is an integer number (22489922).

Almost surely, 2^134197563 is an apocalyptic number.

134197563 is a deficient number, since it is larger than the sum of its proper divisors (45721813).

134197563 is a wasteful number, since it uses less digits than its factorization.

134197563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 247325.

The product of its digits is 68040, while the sum is 39.

The square root of 134197563 is about 11584.3671816807. The cubic root of 134197563 is about 511.9743575923.

The spelling of 134197563 in words is "one hundred thirty-four million, one hundred ninety-seven thousand, five hundred sixty-three".