133002643 has 2 divisors, whose sum is σ = 133002644. Its totient is φ = 133002642.

The previous prime is 133002637. The next prime is 133002677. The reversal of 133002643 is 346200331.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 133002643 - 2²⁵ = 99448211 is a prime.

It is not a weakly prime, because it can be changed into another prime (133002943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66501321 + 66501322.

It is an arithmetic number, because the mean of its divisors is an integer number (66501322).

Almost surely, 2^133002643 is an apocalyptic number.

133002643 is a deficient number, since it is larger than the sum of its proper divisors (1).

133002643 is an equidigital number, since it uses as much as digits as its factorization.

133002643 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 22.

The square root of 133002643 is about 11532.6771826840. The cubic root of 133002643 is about 510.4502534085.

Adding to 133002643 its reverse (346200331), we get a palindrome (479202974).

The spelling of 133002643 in words is "one hundred thirty-three million, two thousand, six hundred forty-three".