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9863101 is a prime number

9863101 has 2 divisors, whose sum is σ = 9863102. Its totient is φ = 9863100.

The previous prime is 9863099. The next prime is 9863129. The reversal of 9863101 is 1013689.

It is a happy number.

It is an a-pointer prime, because the next prime (9863129) can be obtained adding 9863101 to its sum of digits (28).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5067001 + 4796100 = 2251^2 + 2190^2 .

It is a cyclic number.

It is not a de Polignac number, because 9863101 - 21 = 9863099 is a prime.

It is a super-2 number, since 2×98631012 = 194561522672402, which contains 22 as substring.

Together with 9863099, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 9863101.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9863131) 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, 4931550 + 4931551.

It is an arithmetic number, because the mean of its divisors is an integer number (4931551).

Almost surely, 29863101 is an apocalyptic number.

9863101 is the 1405-th centered decagonal number.

It is an amenable number.

9863101 is a deficient number, since it is larger than the sum of its proper divisors (1).

9863101 is an equidigital number, since it uses as much as digits as its factorization.

9863101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 28.

The square root of 9863101 is about 3140.5574345966. The cubic root of 9863101 is about 214.4558150541.

The spelling of 9863101 in words is "nine million, eight hundred sixty-three thousand, one hundred one".