1346316110621 has 2 divisors, whose sum is σ = 1346316110622. Its totient is φ = 1346316110620.

The previous prime is 1346316110617. The next prime is 1346316110677. The reversal of 1346316110621 is 1260116136431.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 898836724900 + 447479385721 = 948070^2 + 668939^2 .

It is a cyclic number.

It is not a de Polignac number, because 1346316110621 - 2² = 1346316110617 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1346316110221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 673158055310 + 673158055311.

It is an arithmetic number, because the mean of its divisors is an integer number (673158055311).

Almost surely, 2^{1346316110621} is an apocalyptic number.

It is an amenable number.

1346316110621 is a deficient number, since it is larger than the sum of its proper divisors (1).

1346316110621 is an equidigital number, since it uses as much as digits as its factorization.

1346316110621 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15552, while the sum is 35.

The spelling of 1346316110621 in words is "one trillion, three hundred forty-six billion, three hundred sixteen million, one hundred ten thousand, six hundred twenty-one".