10643463 has 12 divisors (see below), whose sum is σ = 15626728. Its totient is φ = 6978960.

The previous prime is 10643459. The next prime is 10643467. The reversal of 10643463 is 36434601.

10643463 is a `hidden beast` number, since 10 + 643 + 4 + 6 + 3 = 666.

It is an interprime number because it is at equal distance from previous prime (10643459) and next prime (10643467).

It is not a de Polignac number, because 10643463 - 2² = 10643459 is a prime.

It is a super-2 number, since 2×10643463² = 226566609264738, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10643467) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9145 + ... + 10242.

Almost surely, 2^10643463 is an apocalyptic number.

10643463 is a deficient number, since it is larger than the sum of its proper divisors (4983265).

10643463 is a wasteful number, since it uses less digits than its factorization.

10643463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19454 (or 19451 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

The square root of 10643463 is about 3262.4320682583. The cubic root of 10643463 is about 219.9687490045.

The spelling of 10643463 in words is "ten million, six hundred forty-three thousand, four hundred sixty-three".