197433563 has 4 divisors (see below), whose sum is σ = 209047320. Its totient is φ = 185819808.

The previous prime is 197433559. The next prime is 197433569. The reversal of 197433563 is 365334791.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 197433563 - 2² = 197433559 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 197433563.

It is not an unprimeable number, because it can be changed into a prime (197433569) 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, 5806853 + ... + 5806886.

It is an arithmetic number, because the mean of its divisors is an integer number (52261830).

Almost surely, 2^197433563 is an apocalyptic number.

197433563 is a deficient number, since it is larger than the sum of its proper divisors (11613757).

197433563 is a wasteful number, since it uses less digits than its factorization.

197433563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11613756.

The product of its digits is 204120, while the sum is 41.

The square root of 197433563 is about 14051.1054013554. The cubic root of 197433563 is about 582.2913353067.

The spelling of 197433563 in words is "one hundred ninety-seven million, four hundred thirty-three thousand, five hundred sixty-three".