1180687350121 has 2 divisors, whose sum is σ = 1180687350122. Its totient is φ = 1180687350120.

The previous prime is 1180687350109. The next prime is 1180687350127. The reversal of 1180687350121 is 1210537860811.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 846788284521 + 333899065600 = 920211^2 + 577840^2 .

It is a cyclic number.

It is not a de Polignac number, because 1180687350121 - 2¹¹ = 1180687348073 is a prime.

It is not a weakly prime, because it can be changed into another prime (1180687350127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 590343675060 + 590343675061.

It is an arithmetic number, because the mean of its divisors is an integer number (590343675061).

Almost surely, 2^{1180687350121} is an apocalyptic number.

It is an amenable number.

1180687350121 is a deficient number, since it is larger than the sum of its proper divisors (1).

1180687350121 is an equidigital number, since it uses as much as digits as its factorization.

1180687350121 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 80640, while the sum is 43.

The spelling of 1180687350121 in words is "one trillion, one hundred eighty billion, six hundred eighty-seven million, three hundred fifty thousand, one hundred twenty-one".