1013444343 has 24 divisors (see below), whose sum is σ = 1520203776. Its totient is φ = 649890000.

The previous prime is 1013444317. The next prime is 1013444371. The reversal of 1013444343 is 3434443101.

It is not a de Polignac number, because 1013444343 - 2²⁰ = 1012395767 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1013444303) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 35718 + ... + 57468.

It is an arithmetic number, because the mean of its divisors is an integer number (63341824).

Almost surely, 2^1013444343 is an apocalyptic number.

1013444343 is a deficient number, since it is larger than the sum of its proper divisors (506759433).

1013444343 is a wasteful number, since it uses less digits than its factorization.

1013444343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21955 (or 21952 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

The square root of 1013444343 is about 31834.6406136460. The cubic root of 1013444343 is about 1004.4615129664.

Adding to 1013444343 its reverse (3434443101), we get a palindrome (4447887444).

The spelling of 1013444343 in words is "one billion, thirteen million, four hundred forty-four thousand, three hundred forty-three".