1303142344 has 32 divisors (see below), whose sum is σ = 2956711680. Its totient is φ = 525636864.

The previous prime is 1303142333. The next prime is 1303142363. The reversal of 1303142344 is 4432413031.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 683472 + ... + 685375.

It is an arithmetic number, because the mean of its divisors is an integer number (92397240).

Almost surely, 2^1303142344 is an apocalyptic number.

1303142344 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1303142344 is an abundant number, since it is smaller than the sum of its proper divisors (1653569336).

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

1303142344 is a wasteful number, since it uses less digits than its factorization.

1303142344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1368877 (or 1368873 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 25.

The square root of 1303142344 is about 36099.0629241259. The cubic root of 1303142344 is about 1092.2715426274.

Adding to 1303142344 its reverse (4432413031), we get a palindrome (5735555375).

The spelling of 1303142344 in words is "one billion, three hundred three million, one hundred forty-two thousand, three hundred forty-four".