1063143446 has 16 divisors (see below), whose sum is σ = 1609146000. Its totient is φ = 526775808.

The previous prime is 1063143413. The next prime is 1063143449. The reversal of 1063143446 is 6443413601.

It is a super-2 number, since 2×1063143446² = 2260547973545509832, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1063143449) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 161630 + ... + 168078.

It is an arithmetic number, because the mean of its divisors is an integer number (100571625).

Almost surely, 2^1063143446 is an apocalyptic number.

1063143446 is a deficient number, since it is larger than the sum of its proper divisors (546002554).

1063143446 is a wasteful number, since it uses less digits than its factorization.

1063143446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7183.

The product of its (nonzero) digits is 20736, while the sum is 32.

The square root of 1063143446 is about 32605.8805432394. The cubic root of 1063143446 is about 1020.6197201588.

The spelling of 1063143446 in words is "one billion, sixty-three million, one hundred forty-three thousand, four hundred forty-six".