1313361442 has 8 divisors (see below), whose sum is σ = 1988454096. Its totient is φ = 650543412.

The previous prime is 1313361437. The next prime is 1313361451. The reversal of 1313361442 is 2441633131.

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

It is a self number, because there is not a number n which added to its sum of digits gives 1313361442.

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, 3068388 + ... + 3068815.

It is an arithmetic number, because the mean of its divisors is an integer number (248556762).

Almost surely, 2^1313361442 is an apocalyptic number.

1313361442 is a deficient number, since it is larger than the sum of its proper divisors (675092654).

1313361442 is a wasteful number, since it uses less digits than its factorization.

1313361442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6137312.

The product of its digits is 5184, while the sum is 28.

The square root of 1313361442 is about 36240.3289444232. The cubic root of 1313361442 is about 1095.1192692031.

Adding to 1313361442 its reverse (2441633131), we get a palindrome (3754994573).

The spelling of 1313361442 in words is "one billion, three hundred thirteen million, three hundred sixty-one thousand, four hundred forty-two".