1313343650 has 48 divisors (see below), whose sum is σ = 2590414560. Its totient is φ = 494006400.

The previous prime is 1313343617. The next prime is 1313343667. The reversal of 1313343650 is 563433131.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 125105 + ... + 135195.

It is an arithmetic number, because the mean of its divisors is an integer number (53966970).

Almost surely, 2^1313343650 is an apocalyptic number.

1313343650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1313343650 is a deficient number, since it is larger than the sum of its proper divisors (1277070910).

1313343650 is a wasteful number, since it uses less digits than its factorization.

1313343650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10259 (or 10254 counting only the distinct ones).

The product of its (nonzero) digits is 9720, while the sum is 29.

The square root of 1313343650 is about 36240.0834712063. The cubic root of 1313343650 is about 1095.1143240170.

Adding to 1313343650 its reverse (563433131), we get a palindrome (1876776781).

The spelling of 1313343650 in words is "one billion, three hundred thirteen million, three hundred forty-three thousand, six hundred fifty".