1065855425 has 12 divisors (see below), whose sum is σ = 1349782656. Its totient is φ = 834541200.

The previous prime is 1065855421. The next prime is 1065855463. The reversal of 1065855425 is 5245585601.

It is not a de Polignac number, because 1065855425 - 2² = 1065855421 is a prime.

It is a super-2 number, since 2×1065855425² = 2272095574003861250, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1065855421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 452381 + ... + 454730.

It is an arithmetic number, because the mean of its divisors is an integer number (112481888).

Almost surely, 2^1065855425 is an apocalyptic number.

It is an amenable number.

1065855425 is a deficient number, since it is larger than the sum of its proper divisors (283927231).

1065855425 is an equidigital number, since it uses as much as digits as its factorization.

1065855425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 907168 (or 907163 counting only the distinct ones).

The product of its (nonzero) digits is 240000, while the sum is 41.

The square root of 1065855425 is about 32647.4413239384. The cubic root of 1065855425 is about 1021.4868182717.

The spelling of 1065855425 in words is "one billion, sixty-five million, eight hundred fifty-five thousand, four hundred twenty-five".