133754539 has 2 divisors, whose sum is σ = 133754540. Its totient is φ = 133754538.

The previous prime is 133754531. The next prime is 133754567. The reversal of 133754539 is 935457331.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 133754539 - 2³ = 133754531 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (133754531) 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 as a sum of consecutive naturals, namely, 66877269 + 66877270.

It is an arithmetic number, because the mean of its divisors is an integer number (66877270).

Almost surely, 2^133754539 is an apocalyptic number.

133754539 is a deficient number, since it is larger than the sum of its proper divisors (1).

133754539 is an equidigital number, since it uses as much as digits as its factorization.

133754539 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 170100, while the sum is 40.

The square root of 133754539 is about 11565.2297426381. The cubic root of 133754539 is about 511.4103459043.

The spelling of 133754539 in words is "one hundred thirty-three million, seven hundred fifty-four thousand, five hundred thirty-nine".