10638773 has 2 divisors, whose sum is σ = 10638774. Its totient is φ = 10638772.

The previous prime is 10638769. The next prime is 10638781. The reversal of 10638773 is 37783601.

10638773 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 can be written as a sum of positive squares in only one way, i.e., 6666724 + 3972049 = 2582^2 + 1993^2 .

It is an emirp because it is prime and its reverse (37783601) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 10638773 - 2² = 10638769 is a prime.

It is a super-2 number, since 2×10638773² = 226366981891058, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10638713) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5319386 + 5319387.

It is an arithmetic number, because the mean of its divisors is an integer number (5319387).

Almost surely, 2^10638773 is an apocalyptic number.

It is an amenable number.

10638773 is a deficient number, since it is larger than the sum of its proper divisors (1).

10638773 is an equidigital number, since it uses as much as digits as its factorization.

10638773 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 21168, while the sum is 35.

The square root of 10638773 is about 3261.7132001450. The cubic root of 10638773 is about 219.9364348037.

It can be divided in two parts, 10638 and 773, that added together give a palindrome (11411).

The spelling of 10638773 in words is "ten million, six hundred thirty-eight thousand, seven hundred seventy-three".