1310043442 has 8 divisors (see below), whose sum is σ = 1997279532. Its totient is φ = 644283600.

The previous prime is 1310043437. The next prime is 1310043451. The reversal of 1310043442 is 2443400131.

It can be written as a sum of positive squares in 2 ways, for example, as 1308196561 + 1846881 = 36169^2 + 1359^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5368909 + ... + 5369152.

Almost surely, 2^1310043442 is an apocalyptic number.

1310043442 is a deficient number, since it is larger than the sum of its proper divisors (687236090).

1310043442 is a wasteful number, since it uses less digits than its factorization.

1310043442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10738124.

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 1310043442 is about 36194.5222651163. The cubic root of 1310043442 is about 1094.1962762805.

Adding to 1310043442 its reverse (2443400131), we get a palindrome (3753443573).

The spelling of 1310043442 in words is "one billion, three hundred ten million, forty-three thousand, four hundred forty-two".