Search a number
BaseRepresentation
bin1111111001110…
…11010110001001
3100022001001011211
413330323112021
5233123142413
621123253121
73206661643
oct774732611
9308031154
10133412233
1169342649
123881a1a1
1321841966
1413a0b893
15baa483d
hex7f3b589

133412233 has 2 divisors, whose sum is σ = 133412234. Its totient is φ = 133412232.

The previous prime is 133412231. The next prime is 133412239. The reversal of 133412233 is 332214331.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 85137529 + 48274704 = 9227^2 + 6948^2 .

It is a cyclic number.

It is not a de Polignac number, because 133412233 - 21 = 133412231 is a prime.

Together with 133412231, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (133412231) 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, 66706116 + 66706117.

It is an arithmetic number, because the mean of its divisors is an integer number (66706117).

Almost surely, 2133412233 is an apocalyptic number.

It is an amenable number.

133412233 is a deficient number, since it is larger than the sum of its proper divisors (1).

133412233 is an equidigital number, since it uses as much as digits as its factorization.

133412233 is an odious number, because the sum of its binary digits is odd.

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

The square root of 133412233 is about 11550.4213343064. The cubic root of 133412233 is about 510.9737043235.

Adding to 133412233 its reverse (332214331), we get a palindrome (465626564).

The spelling of 133412233 in words is "one hundred thirty-three million, four hundred twelve thousand, two hundred thirty-three".