1078502750069 has 2 divisors, whose sum is σ = 1078502750070. Its totient is φ = 1078502750068.

The previous prime is 1078502750047. The next prime is 1078502750113. The reversal of 1078502750069 is 9600572058701.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1062692956900 + 15809793169 = 1030870^2 + 125737^2 .

It is a cyclic number.

It is not a de Polignac number, because 1078502750069 - 2¹⁶ = 1078502684533 is a prime.

It is a super-2 number, since 2×1078502750069² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1078502749999 and 1078502750026.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1078502755069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 539251375034 + 539251375035.

It is an arithmetic number, because the mean of its divisors is an integer number (539251375035).

Almost surely, 2^{1078502750069} is an apocalyptic number.

It is an amenable number.

1078502750069 is a deficient number, since it is larger than the sum of its proper divisors (1).

1078502750069 is an equidigital number, since it uses as much as digits as its factorization.

1078502750069 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1058400, while the sum is 50.

The spelling of 1078502750069 in words is "one trillion, seventy-eight billion, five hundred two million, seven hundred fifty thousand, sixty-nine".