1063431200 has 72 divisors (see below), whose sum is σ = 2795828868. Its totient is φ = 392647680.

The previous prime is 1063431143. The next prime is 1063431203. The reversal of 1063431200 is 21343601.

It can be written as a sum of positive squares in 6 ways, for example, as 450967696 + 612463504 = 21236^2 + 24748^2 .

It is a super-2 number, since 2×1063431200² = 2261771834266880000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is not an unprimeable number, because it can be changed into a prime (1063431203) 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, 40727 + ... + 61526.

Almost surely, 2^1063431200 is an apocalyptic number.

1063431200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1063431200 is an abundant number, since it is smaller than the sum of its proper divisors (1732397668).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1063431200 is a wasteful number, since it uses less digits than its factorization.

1063431200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102286 (or 102273 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 1063431200 is about 32610.2928536375. The cubic root of 1063431200 is about 1020.7117933139.

Adding to 1063431200 its reverse (21343601), we get a palindrome (1084774801).

The spelling of 1063431200 in words is "one billion, sixty-three million, four hundred thirty-one thousand, two hundred".