1349576668061 has 2 divisors, whose sum is σ = 1349576668062. Its totient is φ = 1349576668060.

The previous prime is 1349576668003. The next prime is 1349576668079. The reversal of 1349576668061 is 1608666759431.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1347616835161 + 1959832900 = 1160869^2 + 44270^2 .

It is a cyclic number.

It is not a de Polignac number, because 1349576668061 - 2¹⁸ = 1349576405917 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1349576667985 and 1349576668003.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1349576668261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 674788334030 + 674788334031.

It is an arithmetic number, because the mean of its divisors is an integer number (674788334031).

Almost surely, 2^{1349576668061} is an apocalyptic number.

It is an amenable number.

1349576668061 is a deficient number, since it is larger than the sum of its proper divisors (1).

1349576668061 is an equidigital number, since it uses as much as digits as its factorization.

1349576668061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 39191040, while the sum is 62.

The spelling of 1349576668061 in words is "one trillion, three hundred forty-nine billion, five hundred seventy-six million, six hundred sixty-eight thousand, sixty-one".