1063663343 has 4 divisors (see below), whose sum is σ = 1076478648. Its totient is φ = 1050848040.

The previous prime is 1063663331. The next prime is 1063663357. The reversal of 1063663343 is 3433663601.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3433663601 = 10139 ⋅338659.

It is a cyclic number.

It is not a de Polignac number, because 1063663343 - 2¹⁴ = 1063646959 is a prime.

It is a super-2 number, since 2×1063663343² = 2262759414483871298, 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 (1063663043) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6407528 + ... + 6407693.

It is an arithmetic number, because the mean of its divisors is an integer number (269119662).

Almost surely, 2^1063663343 is an apocalyptic number.

1063663343 is a deficient number, since it is larger than the sum of its proper divisors (12815305).

1063663343 is an equidigital number, since it uses as much as digits as its factorization.

1063663343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12815304.

The product of its (nonzero) digits is 69984, while the sum is 35.

The square root of 1063663343 is about 32613.8520110704. The cubic root of 1063663343 is about 1020.7860604152.

The spelling of 1063663343 in words is "one billion, sixty-three million, six hundred sixty-three thousand, three hundred forty-three".