1078427226361 has 2 divisors, whose sum is σ = 1078427226362. Its totient is φ = 1078427226360.

The previous prime is 1078427226353. The next prime is 1078427226367. The reversal of 1078427226361 is 1636227248701.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 603783391225 + 474643835136 = 777035^2 + 688944^2 .

It is a cyclic number.

It is not a de Polignac number, because 1078427226361 - 2³ = 1078427226353 is a prime.

It is a super-3 number, since 3×1078427226361³ (a number of 37 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (1078427226367) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 539213613180 + 539213613181.

It is an arithmetic number, because the mean of its divisors is an integer number (539213613181).

Almost surely, 2^{1078427226361} is an apocalyptic number.

It is an amenable number.

1078427226361 is a deficient number, since it is larger than the sum of its proper divisors (1).

1078427226361 is an equidigital number, since it uses as much as digits as its factorization.

1078427226361 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1354752, while the sum is 49.

The spelling of 1078427226361 in words is "one trillion, seventy-eight billion, four hundred twenty-seven million, two hundred twenty-six thousand, three hundred sixty-one".