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9999907 is a prime number
BaseRepresentation
bin100110001001…
…011000100011
3200211001021221
4212021120203
510024444112
6554155511
7150666151
oct46113043
920731257
109999907
115710095
123422b97
1320c1808
1414843d1
15d27e07
hex989623

9999907 has 2 divisors, whose sum is σ = 9999908. Its totient is φ = 9999906.

The previous prime is 9999901. The next prime is 9999929. The reversal of 9999907 is 7099999.

9999907 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 9999907 - 211 = 9997859 is a prime.

It is not a weakly prime, because it can be changed into another prime (9999901) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4999953 + 4999954.

It is an arithmetic number, because the mean of its divisors is an integer number (4999954).

Almost surely, 29999907 is an apocalyptic number.

9999907 is a deficient number, since it is larger than the sum of its proper divisors (1).

9999907 is an equidigital number, since it uses as much as digits as its factorization.

9999907 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 413343, while the sum is 52.

The square root of 9999907 is about 3162.2629555431. The cubic root of 9999907 is about 215.4428011264.

The spelling of 9999907 in words is "nine million, nine hundred ninety-nine thousand, nine hundred seven".