1361361306 has 16 divisors (see below), whose sum is σ = 2841102144. Its totient is φ = 434057184.

The previous prime is 1361361293. The next prime is 1361361319. The reversal of 1361361306 is 6031631631.

It is an interprime number because it is at equal distance from previous prime (1361361293) and next prime (1361361319).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4932331 + ... + 4932606.

It is an arithmetic number, because the mean of its divisors is an integer number (177568884).

Almost surely, 2^1361361306 is an apocalyptic number.

1361361306 is an abundant number, since it is smaller than the sum of its proper divisors (1479740838).

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

1361361306 is a wasteful number, since it uses less digits than its factorization.

1361361306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9864965.

The product of its (nonzero) digits is 5832, while the sum is 30.

The square root of 1361361306 is about 36896.6300087149. The cubic root of 1361361306 is about 1108.3011932766.

Adding to 1361361306 its reverse (6031631631), we get a palindrome (7392992937).

The spelling of 1361361306 in words is "one billion, three hundred sixty-one million, three hundred sixty-one thousand, three hundred six".