133568026073 has 2 divisors, whose sum is σ = 133568026074. Its totient is φ = 133568026072.

The previous prime is 133568026037. The next prime is 133568026129. The reversal of 133568026073 is 370620865331.

Together with previous prime (133568026037) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 124431151504 + 9136874569 = 352748^2 + 95587^2 .

It is a cyclic number.

It is not a de Polignac number, because 133568026073 - 2³⁰ = 132494284249 is a prime.

It is not a weakly prime, because it can be changed into another prime (133568026673) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66784013036 + 66784013037.

It is an arithmetic number, because the mean of its divisors is an integer number (66784013037).

Almost surely, 2^133568026073 is an apocalyptic number.

It is an amenable number.

133568026073 is a deficient number, since it is larger than the sum of its proper divisors (1).

133568026073 is an equidigital number, since it uses as much as digits as its factorization.

133568026073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 544320, while the sum is 44.

The spelling of 133568026073 in words is "one hundred thirty-three billion, five hundred sixty-eight million, twenty-six thousand, seventy-three".