10302287 has 2 divisors, whose sum is σ = 10302288. Its totient is φ = 10302286.

The previous prime is 10302283. The next prime is 10302319. The reversal of 10302287 is 78220301.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10302287 - 2² = 10302283 is a prime.

It is a super-2 number, since 2×10302287² = 212274234860738, which contains 22 as substring.

It is a Chen prime.

It is equal to p₆₈₃₃₁₂ and since 10302287 and 683312 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10302283) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5151143 + 5151144.

It is an arithmetic number, because the mean of its divisors is an integer number (5151144).

Almost surely, 2^10302287 is an apocalyptic number.

10302287 is a deficient number, since it is larger than the sum of its proper divisors (1).

10302287 is an equidigital number, since it uses as much as digits as its factorization.

10302287 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 672, while the sum is 23.

The square root of 10302287 is about 3209.7175888230. The cubic root of 10302287 is about 217.5928136932.

Adding to 10302287 its reverse (78220301), we get a palindrome (88522588).

The spelling of 10302287 in words is "ten million, three hundred two thousand, two hundred eighty-seven".