10405663 has 2 divisors, whose sum is σ = 10405664. Its totient is φ = 10405662.

The previous prime is 10405651. The next prime is 10405667. The reversal of 10405663 is 36650401.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 10405663 - 2⁵ = 10405631 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10405667) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5202831 + 5202832.

It is an arithmetic number, because the mean of its divisors is an integer number (5202832).

Almost surely, 2^10405663 is an apocalyptic number.

10405663 is a deficient number, since it is larger than the sum of its proper divisors (1).

10405663 is an equidigital number, since it uses as much as digits as its factorization.

10405663 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 10405663 is about 3225.7809907060. The cubic root of 10405663 is about 218.3181883842.

The spelling of 10405663 in words is "ten million, four hundred five thousand, six hundred sixty-three".