250102117 has 2 divisors, whose sum is σ = 250102118. Its totient is φ = 250102116.

The previous prime is 250102081. The next prime is 250102133. The reversal of 250102117 is 711201052.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 243796996 + 6305121 = 15614^2 + 2511^2 .

It is a cyclic number.

It is not a de Polignac number, because 250102117 - 2¹⁹ = 249577829 is a prime.

It is a super-3 number, since 3×250102117³ (a number of 26 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 250102094 and 250102103.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (250102417) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 125051058 + 125051059.

It is an arithmetic number, because the mean of its divisors is an integer number (125051059).

Almost surely, 2^250102117 is an apocalyptic number.

It is an amenable number.

250102117 is a deficient number, since it is larger than the sum of its proper divisors (1).

250102117 is an equidigital number, since it uses as much as digits as its factorization.

250102117 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 140, while the sum is 19.

The square root of 250102117 is about 15814.6171942289. The cubic root of 250102117 is about 630.0462861768.

Adding to 250102117 its reverse (711201052), we get a palindrome (961303169).

The spelling of 250102117 in words is "two hundred fifty million, one hundred two thousand, one hundred seventeen".