1265576852 has 48 divisors (see below), whose sum is σ = 2362409280. Its totient is φ = 591552000.

The previous prime is 1265576839. The next prime is 1265576861. The reversal of 1265576852 is 2586755621.

It is a junction number, because it is equal to n+sod(n) for n = 1265576797 and 1265576806.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 3155852 + ... + 3156252.

It is an arithmetic number, because the mean of its divisors is an integer number (49216860).

Almost surely, 2^1265576852 is an apocalyptic number.

It is an amenable number.

1265576852 is a deficient number, since it is larger than the sum of its proper divisors (1096832428).

1265576852 is a wasteful number, since it uses less digits than its factorization.

1265576852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 872 (or 870 counting only the distinct ones).

The product of its digits is 1008000, while the sum is 47.

The square root of 1265576852 is about 35574.9469711481. The cubic root of 1265576852 is about 1081.6734607305.

The spelling of 1265576852 in words is "one billion, two hundred sixty-five million, five hundred seventy-six thousand, eight hundred fifty-two".