1306542366 has 16 divisors (see below), whose sum is σ = 2903427600. Its totient is φ = 435514104.

The previous prime is 1306542359. The next prime is 1306542371. The reversal of 1306542366 is 6632456031.

It is a self number, because there is not a number n which added to its sum of digits gives 1306542366.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 12097561 + ... + 12097668.

It is an arithmetic number, because the mean of its divisors is an integer number (181464225).

Almost surely, 2^1306542366 is an apocalyptic number.

1306542366 is an abundant number, since it is smaller than the sum of its proper divisors (1596885234).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1306542366 is a wasteful number, since it uses less digits than its factorization.

1306542366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24195240 (or 24195234 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 36.

The square root of 1306542366 is about 36146.1251865259. The cubic root of 1306542366 is about 1093.2206643474.

Adding to 1306542366 its reverse (6632456031), we get a palindrome (7938998397).

The spelling of 1306542366 in words is "one billion, three hundred six million, five hundred forty-two thousand, three hundred sixty-six".