1255613528 has 16 divisors (see below), whose sum is σ = 2535373680. Its totient is φ = 579513888.

The previous prime is 1255613509. The next prime is 1255613531. The reversal of 1255613528 is 8253165521.

It is a junction number, because it is equal to n+sod(n) for n = 1255613491 and 1255613500.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6036500 + ... + 6036707.

It is an arithmetic number, because the mean of its divisors is an integer number (158460855).

Almost surely, 2^1255613528 is an apocalyptic number.

It is an amenable number.

1255613528 is an abundant number, since it is smaller than the sum of its proper divisors (1279760152).

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

1255613528 is a wasteful number, since it uses less digits than its factorization.

1255613528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12073226 (or 12073222 counting only the distinct ones).

The product of its digits is 72000, while the sum is 38.

The square root of 1255613528 is about 35434.6374046638. The cubic root of 1255613528 is about 1078.8274677517.

The spelling of 1255613528 in words is "one billion, two hundred fifty-five million, six hundred thirteen thousand, five hundred twenty-eight".