1265056 has 24 divisors (see below), whose sum is σ = 2683044. Its totient is φ = 583680.

The previous prime is 1265053. The next prime is 1265063. The reversal of 1265056 is 6505621.

It can be written as a sum of positive squares in 2 ways, for example, as 1245456 + 19600 = 1116^2 + 140^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1265056.

It is not an unprimeable number, because it can be changed into a prime (1265051) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1105 + ... + 1936.

2^1265056 is an apocalyptic number.

1265056 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1265056 is an abundant number, since it is smaller than the sum of its proper divisors (1417988).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1265056 is a wasteful number, since it uses less digits than its factorization.

1265056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3064 (or 3056 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 25.

The square root of 1265056 is about 1124.7470826813. The cubic root of 1265056 is about 108.1525051702.

The spelling of 1265056 in words is "one million, two hundred sixty-five thousand, fifty-six".