133121410273 has 2 divisors, whose sum is σ = 133121410274. Its totient is φ = 133121410272.

The previous prime is 133121410217. The next prime is 133121410327. The reversal of 133121410273 is 372014121331.

Together with next prime (133121410327) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 122074769664 + 11046640609 = 349392^2 + 105103^2 .

It is an emirp because it is prime and its reverse (372014121331) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 133121410273 - 2²⁵ = 133087855841 is a prime.

It is not a weakly prime, because it can be changed into another prime (133121480273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66560705136 + 66560705137.

It is an arithmetic number, because the mean of its divisors is an integer number (66560705137).

Almost surely, 2^133121410273 is an apocalyptic number.

It is an amenable number.

133121410273 is a deficient number, since it is larger than the sum of its proper divisors (1).

133121410273 is an equidigital number, since it uses as much as digits as its factorization.

133121410273 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3024, while the sum is 28.

The spelling of 133121410273 in words is "one hundred thirty-three billion, one hundred twenty-one million, four hundred ten thousand, two hundred seventy-three".