133647230419321 has 2 divisors, whose sum is σ = 133647230419322. Its totient is φ = 133647230419320.

The previous prime is 133647230419193. The next prime is 133647230419361. The reversal of 133647230419321 is 123914032746331.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 80740809676921 + 52906420742400 = 8985589^2 + 7273680^2 .

It is a cyclic number.

It is not a de Polignac number, because 133647230419321 - 2⁷ = 133647230419193 is a prime.

It is not a weakly prime, because it can be changed into another prime (133647230419361) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66823615209660 + 66823615209661.

It is an arithmetic number, because the mean of its divisors is an integer number (66823615209661).

Almost surely, 2^{133647230419321} is an apocalyptic number.

It is an amenable number.

133647230419321 is a deficient number, since it is larger than the sum of its proper divisors (1).

133647230419321 is an equidigital number, since it uses as much as digits as its factorization.

133647230419321 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1959552, while the sum is 49.

The spelling of 133647230419321 in words is "one hundred thirty-three trillion, six hundred forty-seven billion, two hundred thirty million, four hundred nineteen thousand, three hundred twenty-one".