133607543 has 2 divisors, whose sum is σ = 133607544. Its totient is φ = 133607542.

The previous prime is 133607501. The next prime is 133607597. The reversal of 133607543 is 345706331.

It is a weak prime.

It is an emirp because it is prime and its reverse (345706331) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 133607543 - 2¹² = 133603447 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (133600543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66803771 + 66803772.

It is an arithmetic number, because the mean of its divisors is an integer number (66803772).

Almost surely, 2^133607543 is an apocalyptic number.

133607543 is a deficient number, since it is larger than the sum of its proper divisors (1).

133607543 is an equidigital number, since it uses as much as digits as its factorization.

133607543 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 22680, while the sum is 32.

The square root of 133607543 is about 11558.8729121831. The cubic root of 133607543 is about 511.2229308783. Note that the first 3 decimals are identical.

The spelling of 133607543 in words is "one hundred thirty-three million, six hundred seven thousand, five hundred forty-three".