1325577056 has 24 divisors (see below), whose sum is σ = 2627022384. Its totient is φ = 658396800.

The previous prime is 1325577053. The next prime is 1325577073. The reversal of 1325577056 is 6507755231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1325577053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 132335 + ... + 141998.

It is an arithmetic number, because the mean of its divisors is an integer number (109459266).

Almost surely, 2^1325577056 is an apocalyptic number.

1325577056 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1325577056 is a deficient number, since it is larger than the sum of its proper divisors (1301445328).

1325577056 is a wasteful number, since it uses less digits than its factorization.

1325577056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 274494 (or 274486 counting only the distinct ones).

The product of its (nonzero) digits is 220500, while the sum is 41.

The square root of 1325577056 is about 36408.4750573270. The cubic root of 1325577056 is about 1098.5040425109.

The spelling of 1325577056 in words is "one billion, three hundred twenty-five million, five hundred seventy-seven thousand, fifty-six".