133214303 has 4 divisors (see below), whose sum is σ = 134900640. Its totient is φ = 131527968.

The previous prime is 133214299. The next prime is 133214311. The reversal of 133214303 is 303412331.

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 133214303 - 2² = 133214299 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133214353) 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, 843050 + ... + 843207.

It is an arithmetic number, because the mean of its divisors is an integer number (33725160).

Almost surely, 2^133214303 is an apocalyptic number.

133214303 is a deficient number, since it is larger than the sum of its proper divisors (1686337).

133214303 is an equidigital number, since it uses as much as digits as its factorization.

133214303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1686336.

The product of its (nonzero) digits is 648, while the sum is 20.

The square root of 133214303 is about 11541.8500683383. The cubic root of 133214303 is about 510.7208862228.

Adding to 133214303 its reverse (303412331), we get a palindrome (436626634).

The spelling of 133214303 in words is "one hundred thirty-three million, two hundred fourteen thousand, three hundred three".