1063943283 has 48 divisors (see below), whose sum is σ = 1649029536. Its totient is φ = 604462080.

The previous prime is 1063943261. The next prime is 1063943297. The reversal of 1063943283 is 3823493601.

It is not a de Polignac number, because 1063943283 - 2²⁴ = 1047166067 is a prime.

It is a super-2 number, since 2×1063943283² = 2263950618881636178, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is not an unprimeable number, because it can be changed into a prime (1063943203) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2307673 + ... + 2308133.

It is an arithmetic number, because the mean of its divisors is an integer number (34354782).

Almost surely, 2^1063943283 is an apocalyptic number.

1063943283 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1063943283 is a deficient number, since it is larger than the sum of its proper divisors (585086253).

1063943283 is a wasteful number, since it uses less digits than its factorization.

1063943283 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 612 (or 553 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 39.

The square root of 1063943283 is about 32618.1434634162. The cubic root of 1063943283 is about 1020.8756043441.

The spelling of 1063943283 in words is "one billion, sixty-three million, nine hundred forty-three thousand, two hundred eighty-three".