9995563 has 2 divisors, whose sum is σ = 9995564. Its totient is φ = 9995562.

The previous prime is 9995549. The next prime is 9995567. The reversal of 9995563 is 3655999.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9995563 is a prime.

It is a super-2 number, since 2×9995563² = 199822559373938, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (9995567) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4997781 + 4997782.

It is an arithmetic number, because the mean of its divisors is an integer number (4997782).

Almost surely, 2^9995563 is an apocalyptic number.

9995563 is a deficient number, since it is larger than the sum of its proper divisors (1).

9995563 is an equidigital number, since it uses as much as digits as its factorization.

9995563 is an evil number, because the sum of its binary digits is even.

The product of its digits is 328050, while the sum is 46.

The square root of 9995563 is about 3161.5760310326. The cubic root of 9995563 is about 215.4116002003.

The spelling of 9995563 in words is "nine million, nine hundred ninety-five thousand, five hundred sixty-three".