133344563 has 8 divisors (see below), whose sum is σ = 147220416. Its totient is φ = 119761000.

The previous prime is 133344557. The next prime is 133344571. The reversal of 133344563 is 365443331.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-133344563 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133344163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 72113 + ... + 73938.

It is an arithmetic number, because the mean of its divisors is an integer number (18402552).

Almost surely, 2^133344563 is an apocalyptic number.

133344563 is a deficient number, since it is larger than the sum of its proper divisors (13875853).

133344563 is a wasteful number, since it uses less digits than its factorization.

133344563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146145.

The product of its digits is 38880, while the sum is 32.

The square root of 133344563 is about 11547.4916323849. The cubic root of 133344563 is about 510.8872968589.

Adding to 133344563 its reverse (365443331), we get a palindrome (498787894).

The spelling of 133344563 in words is "one hundred thirty-three million, three hundred forty-four thousand, five hundred sixty-three".