1316412120061 has 2 divisors, whose sum is σ = 1316412120062. Its totient is φ = 1316412120060.

The previous prime is 1316412120047. The next prime is 1316412120103. The reversal of 1316412120061 is 1600212146131.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 977942988100 + 338469131961 = 988910^2 + 581781^2 .

It is a cyclic number.

It is not a de Polignac number, because 1316412120061 - 2¹¹ = 1316412118013 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1316412120031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 658206060030 + 658206060031.

It is an arithmetic number, because the mean of its divisors is an integer number (658206060031).

Almost surely, 2^{1316412120061} is an apocalyptic number.

It is an amenable number.

1316412120061 is a deficient number, since it is larger than the sum of its proper divisors (1).

1316412120061 is an equidigital number, since it uses as much as digits as its factorization.

1316412120061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 28.

Adding to 1316412120061 its reverse (1600212146131), we get a palindrome (2916624266192).

The spelling of 1316412120061 in words is "one trillion, three hundred sixteen billion, four hundred twelve million, one hundred twenty thousand, sixty-one".