10261663 has 2 divisors, whose sum is σ = 10261664. Its totient is φ = 10261662.

The previous prime is 10261661. The next prime is 10261673. The reversal of 10261663 is 36616201.

It is a weak prime.

It is an emirp because it is prime and its reverse (36616201) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 10261663 - 2¹ = 10261661 is a prime.

Together with 10261661, 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 (10261661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5130831 + 5130832.

It is an arithmetic number, because the mean of its divisors is an integer number (5130832).

Almost surely, 2^10261663 is an apocalyptic number.

10261663 is a deficient number, since it is larger than the sum of its proper divisors (1).

10261663 is an equidigital number, since it uses as much as digits as its factorization.

10261663 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 25.

The square root of 10261663 is about 3203.3830554587. The cubic root of 10261663 is about 217.3064327949.

Adding to 10261663 its reverse (36616201), we get a palindrome (46877864).

It can be divided in two parts, 1026166 and 3, that added together give a square (1026169 = 1013²).

The spelling of 10261663 in words is "ten million, two hundred sixty-one thousand, six hundred sixty-three".