1206915030773 has 2 divisors, whose sum is σ = 1206915030774. Its totient is φ = 1206915030772.

The previous prime is 1206915030731. The next prime is 1206915030847. The reversal of 1206915030773 is 3770305196021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 667420373764 + 539494657009 = 816958^2 + 734503^2 .

It is a cyclic number.

It is not a de Polignac number, because 1206915030773 - 2¹² = 1206915026677 is a prime.

It is a super-3 number, since 3×1206915030773³ (a number of 37 digits) contains 333 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1206915030703) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 603457515386 + 603457515387.

It is an arithmetic number, because the mean of its divisors is an integer number (603457515387).

Almost surely, 2^{1206915030773} is an apocalyptic number.

It is an amenable number.

1206915030773 is a deficient number, since it is larger than the sum of its proper divisors (1).

1206915030773 is an equidigital number, since it uses as much as digits as its factorization.

1206915030773 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 238140, while the sum is 44.

The spelling of 1206915030773 in words is "one trillion, two hundred six billion, nine hundred fifteen million, thirty thousand, seven hundred seventy-three".