9994200863 has 2 divisors, whose sum is σ = 9994200864. Its totient is φ = 9994200862.

The previous prime is 9994200823. The next prime is 9994200871. The reversal of 9994200863 is 3680024999.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 9994200863 - 2¹⁸ = 9993938719 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9994200823) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4997100431 + 4997100432.

It is an arithmetic number, because the mean of its divisors is an integer number (4997100432).

Almost surely, 2^9994200863 is an apocalyptic number.

9994200863 is a deficient number, since it is larger than the sum of its proper divisors (1).

9994200863 is an equidigital number, since it uses as much as digits as its factorization.

9994200863 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 839808, while the sum is 50.

The square root of 9994200863 is about 99971.0001100319. Note that the first 3 decimals coincide. The cubic root of 9994200863 is about 2154.0181474378.

The spelling of 9994200863 in words is "nine billion, nine hundred ninety-four million, two hundred thousand, eight hundred sixty-three".