133276523 has 2 divisors, whose sum is σ = 133276524. Its totient is φ = 133276522.

The previous prime is 133276519. The next prime is 133276529. The reversal of 133276523 is 325672331.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 133276523 - 2² = 133276519 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 133276523.

It is not a weakly prime, because it can be changed into another prime (133276529) 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 as a sum of consecutive naturals, namely, 66638261 + 66638262.

It is an arithmetic number, because the mean of its divisors is an integer number (66638262).

Almost surely, 2^133276523 is an apocalyptic number.

133276523 is a deficient number, since it is larger than the sum of its proper divisors (1).

133276523 is an equidigital number, since it uses as much as digits as its factorization.

133276523 is an odious number, because the sum of its binary digits is odd.

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

The square root of 133276523 is about 11544.5451621101. The cubic root of 133276523 is about 510.8003874645.

The spelling of 133276523 in words is "one hundred thirty-three million, two hundred seventy-six thousand, five hundred twenty-three".