103664663 has 2 divisors, whose sum is σ = 103664664. Its totient is φ = 103664662.

The previous prime is 103664641. The next prime is 103664689. The reversal of 103664663 is 366466301.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 103664663 - 2²² = 99470359 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (103664633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51832331 + 51832332.

It is an arithmetic number, because the mean of its divisors is an integer number (51832332).

Almost surely, 2^103664663 is an apocalyptic number.

103664663 is a deficient number, since it is larger than the sum of its proper divisors (1).

103664663 is an equidigital number, since it uses as much as digits as its factorization.

103664663 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 46656, while the sum is 35.

The square root of 103664663 is about 10181.5845034061. The cubic root of 103664663 is about 469.7609513207.

The spelling of 103664663 in words is "one hundred three million, six hundred sixty-four thousand, six hundred sixty-three".