10099591 has 2 divisors, whose sum is σ = 10099592. Its totient is φ = 10099590.

The previous prime is 10099589. The next prime is 10099633. The reversal of 10099591 is 19599001.

10099591 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is an emirp because it is prime and its reverse (19599001) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 10099591 - 2¹ = 10099589 is a prime.

Together with 10099589, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10099291) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5049795 + 5049796.

It is an arithmetic number, because the mean of its divisors is an integer number (5049796).

Almost surely, 2^10099591 is an apocalyptic number.

10099591 is a deficient number, since it is larger than the sum of its proper divisors (1).

10099591 is an equidigital number, since it uses as much as digits as its factorization.

10099591 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3645, while the sum is 34.

The square root of 10099591 is about 3177.9853681224. The cubic root of 10099591 is about 216.1563154622.

The spelling of 10099591 in words is "ten million, ninety-nine thousand, five hundred ninety-one".