133021033273 has 2 divisors, whose sum is σ = 133021033274. Its totient is φ = 133021033272.

The previous prime is 133021033261. The next prime is 133021033303. The reversal of 133021033273 is 372330120331.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 129620160784 + 3400872489 = 360028^2 + 58317^2 .

It is a cyclic number.

It is not a de Polignac number, because 133021033273 - 2²¹ = 133018936121 is a prime.

It is not a weakly prime, because it can be changed into another prime (133021033973) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66510516636 + 66510516637.

It is an arithmetic number, because the mean of its divisors is an integer number (66510516637).

Almost surely, 2^133021033273 is an apocalyptic number.

It is an amenable number.

133021033273 is a deficient number, since it is larger than the sum of its proper divisors (1).

133021033273 is an equidigital number, since it uses as much as digits as its factorization.

133021033273 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6804, while the sum is 28.

The spelling of 133021033273 in words is "one hundred thirty-three billion, twenty-one million, thirty-three thousand, two hundred seventy-three".