1040313344 has 44 divisors (see below), whose sum is σ = 2376714384. Its totient is φ = 445845504.

The previous prime is 1040313343. The next prime is 1040313347. The reversal of 1040313344 is 4433130401.

It is not an unprimeable number, because it can be changed into a prime (1040313343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 65399 + ... + 79734.

It is an arithmetic number, because the mean of its divisors is an integer number (54016236).

Almost surely, 2^1040313344 is an apocalyptic number.

1040313344 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1040313344 is an abundant number, since it is smaller than the sum of its proper divisors (1336401040).

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

1040313344 is an equidigital number, since it uses as much as digits as its factorization.

1040313344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145160 (or 145142 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 1040313344 is about 32253.8888197997. Note that the first 4 decimals coincide. The cubic root of 1040313344 is about 1013.2611459811.

Adding to 1040313344 its reverse (4433130401), we get a palindrome (5473443745).

The spelling of 1040313344 in words is "one billion, forty million, three hundred thirteen thousand, three hundred forty-four".