10163591 has 2 divisors, whose sum is σ = 10163592. Its totient is φ = 10163590.

The previous prime is 10163581. The next prime is 10163623. The reversal of 10163591 is 19536101.

10163591 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 a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10163591 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 10163591.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10163521) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5081795 + 5081796.

It is an arithmetic number, because the mean of its divisors is an integer number (5081796).

Almost surely, 2^10163591 is an apocalyptic number.

10163591 is a deficient number, since it is larger than the sum of its proper divisors (1).

10163591 is an equidigital number, since it uses as much as digits as its factorization.

10163591 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 810, while the sum is 26.

The square root of 10163591 is about 3188.0387387860. The cubic root of 10163591 is about 216.6119406820.

Adding to 10163591 its reverse (19536101), we get a palindrome (29699692).

The spelling of 10163591 in words is "ten million, one hundred sixty-three thousand, five hundred ninety-one".