133722223 has 2 divisors, whose sum is σ = 133722224. Its totient is φ = 133722222.

The previous prime is 133722137. The next prime is 133722227. The reversal of 133722223 is 322227331.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 133722223 - 2²¹ = 131625071 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (133722227) 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, 66861111 + 66861112.

It is an arithmetic number, because the mean of its divisors is an integer number (66861112).

Almost surely, 2^133722223 is an apocalyptic number.

133722223 is a deficient number, since it is larger than the sum of its proper divisors (1).

133722223 is an equidigital number, since it uses as much as digits as its factorization.

133722223 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3024, while the sum is 25.

The square root of 133722223 is about 11563.8325394309. The cubic root of 133722223 is about 511.3691558556.

Adding to 133722223 its reverse (322227331), we get a palindrome (455949554).

The spelling of 133722223 in words is "one hundred thirty-three million, seven hundred twenty-two thousand, two hundred twenty-three".