10638697 has 2 divisors, whose sum is σ = 10638698. Its totient is φ = 10638696.

The previous prime is 10638631. The next prime is 10638701. The reversal of 10638697 is 79683601.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10569001 + 69696 = 3251^2 + 264^2 .

It is a cyclic number.

It is not a de Polignac number, because 10638697 - 2¹⁹ = 10114409 is a prime.

It is a super-2 number, since 2×10638697² = 226363747715618, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (10638097) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5319348 + 5319349.

It is an arithmetic number, because the mean of its divisors is an integer number (5319349).

Almost surely, 2^10638697 is an apocalyptic number.

It is an amenable number.

10638697 is a deficient number, since it is larger than the sum of its proper divisors (1).

10638697 is an equidigital number, since it uses as much as digits as its factorization.

10638697 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 54432, while the sum is 40.

The square root of 10638697 is about 3261.7015498049. The cubic root of 10638697 is about 219.9359110839.

The spelling of 10638697 in words is "ten million, six hundred thirty-eight thousand, six hundred ninety-seven".