1010443340 has 12 divisors (see below), whose sum is σ = 2121931056. Its totient is φ = 404177328.

The previous prime is 1010443339. The next prime is 1010443361. The reversal of 1010443340 is 433440101.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (20), and also a Moran number because the ratio is a prime number: 50522167 = 1010443340 / (1 + 0 + 1 + 0 + 4 + 4 + 3 + 3 + 4 + 0).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25261064 + ... + 25261103.

It is an arithmetic number, because the mean of its divisors is an integer number (176827588).

Almost surely, 2^1010443340 is an apocalyptic number.

1010443340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1010443340 is an abundant number, since it is smaller than the sum of its proper divisors (1111487716).

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

1010443340 is a wasteful number, since it uses less digits than its factorization.

1010443340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50522176 (or 50522174 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 1010443340 is about 31787.4714313674. The cubic root of 1010443340 is about 1003.4690650053.

Adding to 1010443340 its reverse (433440101), we get a palindrome (1443883441).

The spelling of 1010443340 in words is "one billion, ten million, four hundred forty-three thousand, three hundred forty".