1313442242 has 32 divisors (see below), whose sum is σ = 2281478400. Its totient is φ = 555464448.

The previous prime is 1313442239. The next prime is 1313442269. The reversal of 1313442242 is 2422443131.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1007363 + ... + 1008665.

It is an arithmetic number, because the mean of its divisors is an integer number (71296200).

Almost surely, 2^1313442242 is an apocalyptic number.

1313442242 is a deficient number, since it is larger than the sum of its proper divisors (968036158).

1313442242 is a wasteful number, since it uses less digits than its factorization.

1313442242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2210.

The product of its digits is 4608, while the sum is 26.

The square root of 1313442242 is about 36241.4437074463. The cubic root of 1313442242 is about 1095.1417265454.

Adding to 1313442242 its reverse (2422443131), we get a palindrome (3735885373).

The spelling of 1313442242 in words is "one billion, three hundred thirteen million, four hundred forty-two thousand, two hundred forty-two".