905963 has 2 divisors, whose sum is σ = 905964. Its totient is φ = 905962.

The previous prime is 905959. The next prime is 905999. The reversal of 905963 is 369509.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 905963 - 2² = 905959 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (905923) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 452981 + 452982.

It is an arithmetic number, because the mean of its divisors is an integer number (452982).

2⁹⁰⁵⁹⁶³ is an apocalyptic number.

905963 is a deficient number, since it is larger than the sum of its proper divisors (1).

905963 is an equidigital number, since it uses as much as digits as its factorization.

905963 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7290, while the sum is 32.

The square root of 905963 is about 951.8208865117. The cubic root of 905963 is about 96.7616993822.

The spelling of 905963 in words is "nine hundred five thousand, nine hundred sixty-three".