10385591 has 2 divisors, whose sum is σ = 10385592. Its totient is φ = 10385590.

The previous prime is 10385569. The next prime is 10385597. The reversal of 10385591 is 19558301.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10385591 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10385597) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5192795 + 5192796.

It is an arithmetic number, because the mean of its divisors is an integer number (5192796).

Almost surely, 2^10385591 is an apocalyptic number.

10385591 is a deficient number, since it is larger than the sum of its proper divisors (1).

10385591 is an equidigital number, since it uses as much as digits as its factorization.

10385591 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5400, while the sum is 32.

The square root of 10385591 is about 3222.6683043714. The cubic root of 10385591 is about 218.1777230976.

The spelling of 10385591 in words is "ten million, three hundred eighty-five thousand, five hundred ninety-one".