1313355242 has 8 divisors (see below), whose sum is σ = 1970670276. Its totient is φ = 656465152.

The previous prime is 1313355229. The next prime is 1313355271. The reversal of 1313355242 is 2425533131.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 743053081 + 570302161 = 27259^2 + 23881^2 .

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, 98393 + ... + 110940.

Almost surely, 2^1313355242 is an apocalyptic number.

1313355242 is a deficient number, since it is larger than the sum of its proper divisors (657315034).

1313355242 is a wasteful number, since it uses less digits than its factorization.

1313355242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 212472.

The product of its digits is 10800, while the sum is 29.

The square root of 1313355242 is about 36240.2434042599. The cubic root of 1313355242 is about 1095.1175459531.

Adding to 1313355242 its reverse (2425533131), we get a palindrome (3738888373).

The spelling of 1313355242 in words is "one billion, three hundred thirteen million, three hundred fifty-five thousand, two hundred forty-two".