101963663 has 2 divisors, whose sum is σ = 101963664. Its totient is φ = 101963662.

The previous prime is 101963657. The next prime is 101963683. The reversal of 101963663 is 366369101.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 101963663 - 2⁶ = 101963599 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (101963683) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50981831 + 50981832.

It is an arithmetic number, because the mean of its divisors is an integer number (50981832).

Almost surely, 2^101963663 is an apocalyptic number.

101963663 is a deficient number, since it is larger than the sum of its proper divisors (1).

101963663 is an equidigital number, since it uses as much as digits as its factorization.

101963663 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17496, while the sum is 35.

The square root of 101963663 is about 10097.7058285533. The cubic root of 101963663 is about 467.1773831055.

The spelling of 101963663 in words is "one hundred one million, nine hundred sixty-three thousand, six hundred sixty-three".