101242417 has 2 divisors, whose sum is σ = 101242418. Its totient is φ = 101242416.

The previous prime is 101242411. The next prime is 101242423. The reversal of 101242417 is 714242101.

It is a balanced prime because it is at equal distance from previous prime (101242411) and next prime (101242423).

It can be written as a sum of positive squares in only one way, i.e., 55219761 + 46022656 = 7431^2 + 6784^2 .

It is a cyclic number.

It is not a de Polignac number, because 101242417 - 2¹¹ = 101240369 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (101242411) 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, 50621208 + 50621209.

It is an arithmetic number, because the mean of its divisors is an integer number (50621209).

Almost surely, 2^101242417 is an apocalyptic number.

It is an amenable number.

101242417 is a deficient number, since it is larger than the sum of its proper divisors (1).

101242417 is an equidigital number, since it uses as much as digits as its factorization.

101242417 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 448, while the sum is 22.

The square root of 101242417 is about 10061.9290893943. The cubic root of 101242417 is about 466.0732399759.

Adding to 101242417 its reverse (714242101), we get a palindrome (815484518).

The spelling of 101242417 in words is "one hundred one million, two hundred forty-two thousand, four hundred seventeen".