20234117 has 2 divisors, whose sum is σ = 20234118. Its totient is φ = 20234116.

The previous prime is 20234113. The next prime is 20234143. The reversal of 20234117 is 71143202.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 17926756 + 2307361 = 4234^2 + 1519^2 .

It is a cyclic number.

It is not a de Polignac number, because 20234117 - 2² = 20234113 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20234113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10117058 + 10117059.

It is an arithmetic number, because the mean of its divisors is an integer number (10117059).

Almost surely, 2^20234117 is an apocalyptic number.

It is an amenable number.

20234117 is a deficient number, since it is larger than the sum of its proper divisors (1).

20234117 is an equidigital number, since it uses as much as digits as its factorization.

20234117 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 336, while the sum is 20.

The square root of 20234117 is about 4498.2348760375. The cubic root of 20234117 is about 272.4968077509.

Adding to 20234117 its reverse (71143202), we get a palindrome (91377319).

The spelling of 20234117 in words is "twenty million, two hundred thirty-four thousand, one hundred seventeen".