4190863 has 2 divisors, whose sum is σ = 4190864. Its totient is φ = 4190862.

The previous prime is 4190861. The next prime is 4190867. The reversal of 4190863 is 3680914.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4190863 - 2¹ = 4190861 is a prime.

Together with 4190861, it forms a pair of twin primes.

It is equal to p₂₉₅₇₂₆ and since 4190863 and 295726 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4190861) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2095431 + 2095432.

It is an arithmetic number, because the mean of its divisors is an integer number (2095432).

Almost surely, 2^4190863 is an apocalyptic number.

4190863 is a deficient number, since it is larger than the sum of its proper divisors (1).

4190863 is an equidigital number, since it uses as much as digits as its factorization.

4190863 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184, while the sum is 31.

The square root of 4190863 is about 2047.1597397370. The cubic root of 4190863 is about 161.2257804700.

The spelling of 4190863 in words is "four million, one hundred ninety thousand, eight hundred sixty-three".