1078582525261 has 2 divisors, whose sum is σ = 1078582525262. Its totient is φ = 1078582525260.

The previous prime is 1078582525247. The next prime is 1078582525277. The reversal of 1078582525261 is 1625252858701.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1078253792100 + 328733161 = 1038390^2 + 18131^2 .

It is a cyclic number.

It is not a de Polignac number, because 1078582525261 - 2³⁹ = 528826711373 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1078582525199 and 1078582525208.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1078582525561) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 539291262630 + 539291262631.

It is an arithmetic number, because the mean of its divisors is an integer number (539291262631).

Almost surely, 2^{1078582525261} is an apocalyptic number.

It is an amenable number.

1078582525261 is a deficient number, since it is larger than the sum of its proper divisors (1).

1078582525261 is an equidigital number, since it uses as much as digits as its factorization.

1078582525261 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2688000, while the sum is 52.

The spelling of 1078582525261 in words is "one trillion, seventy-eight billion, five hundred eighty-two million, five hundred twenty-five thousand, two hundred sixty-one".