3261314616061 has 2 divisors, whose sum is σ = 3261314616062. Its totient is φ = 3261314616060.

The previous prime is 3261314616059. The next prime is 3261314616071. The reversal of 3261314616061 is 1606164131623.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2203695715225 + 1057618900836 = 1484485^2 + 1028406^2 .

It is a cyclic number.

It is not a de Polignac number, because 3261314616061 - 2¹ = 3261314616059 is a prime.

Together with 3261314616059, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3261314616071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1630657308030 + 1630657308031.

It is an arithmetic number, because the mean of its divisors is an integer number (1630657308031).

Almost surely, 2^{3261314616061} is an apocalyptic number.

It is an amenable number.

3261314616061 is a deficient number, since it is larger than the sum of its proper divisors (1).

3261314616061 is an equidigital number, since it uses as much as digits as its factorization.

3261314616061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 93312, while the sum is 40.

Adding to 3261314616061 its reverse (1606164131623), we get a palindrome (4867478747684).

The spelling of 3261314616061 in words is "three trillion, two hundred sixty-one billion, three hundred fourteen million, six hundred sixteen thousand, sixty-one".