1306361636 has 12 divisors (see below), whose sum is σ = 2385530112. Its totient is φ = 624781608.

The previous prime is 1306361633. The next prime is 1306361653. The reversal of 1306361636 is 6361636031.

It is a junction number, because it is equal to n+sod(n) for n = 1306361596 and 1306361605.

It is not an unprimeable number, because it can be changed into a prime (1306361633) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7099700 + ... + 7099883.

It is an arithmetic number, because the mean of its divisors is an integer number (198794176).

Almost surely, 2^1306361636 is an apocalyptic number.

It is an amenable number.

1306361636 is a deficient number, since it is larger than the sum of its proper divisors (1079168476).

1306361636 is a wasteful number, since it uses less digits than its factorization.

1306361636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14199610 (or 14199608 counting only the distinct ones).

The product of its (nonzero) digits is 34992, while the sum is 35.

The square root of 1306361636 is about 36143.6251087242. The cubic root of 1306361636 is about 1093.1702547353.

Adding to 1306361636 its reverse (6361636031), we get a palindrome (7667997667).

The spelling of 1306361636 in words is "one billion, three hundred six million, three hundred sixty-one thousand, six hundred thirty-six".