133031522417 has 2 divisors, whose sum is σ = 133031522418. Its totient is φ = 133031522416.

The previous prime is 133031522353. The next prime is 133031522483. The reversal of 133031522417 is 714225130331.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 100732603456 + 32298918961 = 317384^2 + 179719^2 .

It is a cyclic number.

It is not a de Polignac number, because 133031522417 - 2⁶ = 133031522353 is a prime.

It is not a weakly prime, because it can be changed into another prime (133031552417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66515761208 + 66515761209.

It is an arithmetic number, because the mean of its divisors is an integer number (66515761209).

Almost surely, 2^133031522417 is an apocalyptic number.

It is an amenable number.

133031522417 is a deficient number, since it is larger than the sum of its proper divisors (1).

133031522417 is an equidigital number, since it uses as much as digits as its factorization.

133031522417 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15120, while the sum is 32.

Adding to 133031522417 its reverse (714225130331), we get a palindrome (847256652748).

The spelling of 133031522417 in words is "one hundred thirty-three billion, thirty-one million, five hundred twenty-two thousand, four hundred seventeen".