133230320129 has 2 divisors, whose sum is σ = 133230320130. Its totient is φ = 133230320128.

The previous prime is 133230320087. The next prime is 133230320137. The reversal of 133230320129 is 921023032331.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 76536329104 + 56693991025 = 276652^2 + 238105^2 .

It is a cyclic number.

It is not a de Polignac number, because 133230320129 - 2¹⁶ = 133230254593 is a prime.

It is not a weakly prime, because it can be changed into another prime (133230320929) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66615160064 + 66615160065.

It is an arithmetic number, because the mean of its divisors is an integer number (66615160065).

Almost surely, 2^133230320129 is an apocalyptic number.

It is an amenable number.

133230320129 is a deficient number, since it is larger than the sum of its proper divisors (1).

133230320129 is an equidigital number, since it uses as much as digits as its factorization.

133230320129 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5832, while the sum is 29.

The spelling of 133230320129 in words is "one hundred thirty-three billion, two hundred thirty million, three hundred twenty thousand, one hundred twenty-nine".