133324407 has 8 divisors (see below), whose sum is σ = 197517680. Its totient is φ = 88882920.

The previous prime is 133324379. The next prime is 133324417. The reversal of 133324407 is 704423331.

It is not a de Polignac number, because 133324407 - 2⁸ = 133324151 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 4937941 = 133324407 / (1 + 3 + 3 + 3 + 2 + 4 + 4 + 0 + 7).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133324417) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2468944 + ... + 2468997.

It is an arithmetic number, because the mean of its divisors is an integer number (24689710).

Almost surely, 2^133324407 is an apocalyptic number.

133324407 is a deficient number, since it is larger than the sum of its proper divisors (64193273).

133324407 is an equidigital number, since it uses as much as digits as its factorization.

133324407 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4937950 (or 4937944 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 27.

The square root of 133324407 is about 11546.6188557517. The cubic root of 133324407 is about 510.8615541189.

Adding to 133324407 its reverse (704423331), we get a palindrome (837747738).

The spelling of 133324407 in words is "one hundred thirty-three million, three hundred twenty-four thousand, four hundred seven".