105440663 has 2 divisors, whose sum is σ = 105440664. Its totient is φ = 105440662.

The previous prime is 105440653. The next prime is 105440683. The reversal of 105440663 is 366044501.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 105440663 - 2⁸ = 105440407 is a prime.

It is a super-2 number, since 2×105440663² = 22235466827759138, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (105440603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52720331 + 52720332.

It is an arithmetic number, because the mean of its divisors is an integer number (52720332).

Almost surely, 2^105440663 is an apocalyptic number.

105440663 is a deficient number, since it is larger than the sum of its proper divisors (1).

105440663 is an equidigital number, since it uses as much as digits as its factorization.

105440663 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 105440663 is about 10268.4304058605. The cubic root of 105440663 is about 472.4284493618.

The spelling of 105440663 in words is "one hundred five million, four hundred forty thousand, six hundred sixty-three".