1063321340 has 24 divisors (see below), whose sum is σ = 2241881712. Its totient is φ = 423632000.

The previous prime is 1063321331. The next prime is 1063321387. The reversal of 1063321340 is 431233601.

It is a super-2 number, since 2×1063321340² = 2261304544198791200, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 100889 + ... + 110928.

It is an arithmetic number, because the mean of its divisors is an integer number (93411738).

Almost surely, 2^1063321340 is an apocalyptic number.

1063321340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1063321340 is an abundant number, since it is smaller than the sum of its proper divisors (1178560372).

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

1063321340 is a wasteful number, since it uses less digits than its factorization.

1063321340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 212077 (or 212075 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 23.

The square root of 1063321340 is about 32608.6083726368. The cubic root of 1063321340 is about 1020.6766431762.

Adding to 1063321340 its reverse (431233601), we get a palindrome (1494554941).

The spelling of 1063321340 in words is "one billion, sixty-three million, three hundred twenty-one thousand, three hundred forty".