9871007 has 2 divisors, whose sum is σ = 9871008. Its totient is φ = 9871006.

The previous prime is 9870983. The next prime is 9871027. The reversal of 9871007 is 7001789.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 9871007 - 2⁶ = 9870943 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 (9871027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4935503 + 4935504.

It is an arithmetic number, because the mean of its divisors is an integer number (4935504).

Almost surely, 2^9871007 is an apocalyptic number.

9871007 is a deficient number, since it is larger than the sum of its proper divisors (1).

9871007 is an equidigital number, since it uses as much as digits as its factorization.

9871007 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3528, while the sum is 32.

The square root of 9871007 is about 3141.8158762092. The cubic root of 9871007 is about 214.5131004472.

The spelling of 9871007 in words is "nine million, eight hundred seventy-one thousand, seven".