20132617 has 2 divisors, whose sum is σ = 20132618. Its totient is φ = 20132616.

The previous prime is 20132611. The next prime is 20132639. The reversal of 20132617 is 71623102.

It is an a-pointer prime, because the next prime (20132639) can be obtained adding 20132617 to its sum of digits (22).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 18913801 + 1218816 = 4349^2 + 1104^2 .

It is a cyclic number.

It is not a de Polignac number, because 20132617 - 2¹¹ = 20130569 is a prime.

It is not a weakly prime, because it can be changed into another prime (20132611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10066308 + 10066309.

It is an arithmetic number, because the mean of its divisors is an integer number (10066309).

Almost surely, 2^20132617 is an apocalyptic number.

It is an amenable number.

20132617 is a deficient number, since it is larger than the sum of its proper divisors (1).

20132617 is an equidigital number, since it uses as much as digits as its factorization.

20132617 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 504, while the sum is 22.

The square root of 20132617 is about 4486.9384885465. The cubic root of 20132617 is about 272.0404036362.

Adding to 20132617 its reverse (71623102), we get a palindrome (91755719).

The spelling of 20132617 in words is "twenty million, one hundred thirty-two thousand, six hundred seventeen".