20040133417 has 2 divisors, whose sum is σ = 20040133418. Its totient is φ = 20040133416.

The previous prime is 20040133403. The next prime is 20040133459. The reversal of 20040133417 is 71433104002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10139684416 + 9900449001 = 100696^2 + 99501^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20040133417 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20040133391 and 20040133400.

It is not a weakly prime, because it can be changed into another prime (20040133517) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10020066708 + 10020066709.

It is an arithmetic number, because the mean of its divisors is an integer number (10020066709).

Almost surely, 2^20040133417 is an apocalyptic number.

It is an amenable number.

20040133417 is a deficient number, since it is larger than the sum of its proper divisors (1).

20040133417 is an equidigital number, since it uses as much as digits as its factorization.

20040133417 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2016, while the sum is 25.

Adding to 20040133417 its reverse (71433104002), we get a palindrome (91473237419).

The spelling of 20040133417 in words is "twenty billion, forty million, one hundred thirty-three thousand, four hundred seventeen".