10009487 has 2 divisors, whose sum is σ = 10009488. Its totient is φ = 10009486.

The previous prime is 10009477. The next prime is 10009507. The reversal of 10009487 is 78490001.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10009487 - 2⁴ = 10009471 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10009477) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5004743 + 5004744.

It is an arithmetic number, because the mean of its divisors is an integer number (5004744).

Almost surely, 2^10009487 is an apocalyptic number.

10009487 is a deficient number, since it is larger than the sum of its proper divisors (1).

10009487 is an equidigital number, since it uses as much as digits as its factorization.

10009487 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2016, while the sum is 29.

The square root of 10009487 is about 3163.7773309764. Note that the first 3 decimals coincide. The cubic root of 10009487 is about 215.5115778758.

Adding to 10009487 its reverse (78490001), we get a palindrome (88499488).

The spelling of 10009487 in words is "ten million, nine thousand, four hundred eighty-seven".