133299263 has 2 divisors, whose sum is σ = 133299264. Its totient is φ = 133299262.

The previous prime is 133299259. The next prime is 133299289. The reversal of 133299263 is 362992331.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 133299263 - 2² = 133299259 is a prime.

It is a zygodrome in base 2.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (133299203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66649631 + 66649632.

It is an arithmetic number, because the mean of its divisors is an integer number (66649632).

Almost surely, 2^133299263 is an apocalyptic number.

133299263 is a deficient number, since it is larger than the sum of its proper divisors (1).

133299263 is an equidigital number, since it uses as much as digits as its factorization.

133299263 is an evil number, because the sum of its binary digits is even.

The product of its digits is 52488, while the sum is 38.

The square root of 133299263 is about 11545.5300008272. The cubic root of 133299263 is about 510.8294371925.

The spelling of 133299263 in words is "one hundred thirty-three million, two hundred ninety-nine thousand, two hundred sixty-three".