133333211100797 has 2 divisors, whose sum is σ = 133333211100798. Its totient is φ = 133333211100796.

The previous prime is 133333211100787. The next prime is 133333211100809. The reversal of 133333211100797 is 797001112333331.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 72909500154436 + 60423710946361 = 8538706^2 + 7773269^2 .

It is a cyclic number.

It is not a de Polignac number, because 133333211100797 - 2¹⁶ = 133333211035261 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (133333211100787) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66666605550398 + 66666605550399.

It is an arithmetic number, because the mean of its divisors is an integer number (66666605550399).

Almost surely, 2^{133333211100797} is an apocalyptic number.

It is an amenable number.

133333211100797 is a deficient number, since it is larger than the sum of its proper divisors (1).

133333211100797 is an equidigital number, since it uses as much as digits as its factorization.

133333211100797 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 214326, while the sum is 44.

The spelling of 133333211100797 in words is "one hundred thirty-three trillion, three hundred thirty-three billion, two hundred eleven million, one hundred thousand, seven hundred ninety-seven".