1306616002 has 16 divisors (see below), whose sum is σ = 2021560632. Its totient is φ = 632914560.

The previous prime is 1306615979. The next prime is 1306616009. The reversal of 1306616002 is 2006166031.

It can be written as a sum of positive squares in 4 ways, for example, as 1021377681 + 285238321 = 31959^2 + 16889^2 .

It is not an unprimeable number, because it can be changed into a prime (1306616009) by changing a digit.

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, 20649 + ... + 55132.

Almost surely, 2^1306616002 is an apocalyptic number.

1306616002 is a deficient number, since it is larger than the sum of its proper divisors (714944630).

1306616002 is a wasteful number, since it uses less digits than its factorization.

1306616002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76053.

The product of its (nonzero) digits is 1296, while the sum is 25.

The square root of 1306616002 is about 36147.1437599155. The cubic root of 1306616002 is about 1093.2412017308.

The spelling of 1306616002 in words is "one billion, three hundred six million, six hundred sixteen thousand, two".