1255005504 has 42 divisors (see below), whose sum is σ = 3597248330. Its totient is φ = 418334976.

The previous prime is 1255005487. The next prime is 1255005517. The reversal of 1255005504 is 4055005521.

It can be written as a sum of positive squares in only one way, i.e., 709689600 + 545315904 = 26640^2 + 23352^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1088839 + ... + 1089990.

Almost surely, 2^1255005504 is an apocalyptic number.

It is an amenable number.

1255005504 is an abundant number, since it is smaller than the sum of its proper divisors (2342242826).

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

1255005504 is a wasteful number, since it uses less digits than its factorization.

1255005504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2178847 (or 2178834 counting only the distinct ones).

The product of its (nonzero) digits is 5000, while the sum is 27.

The square root of 1255005504 is about 35426.0568508549. The cubic root of 1255005504 is about 1078.6533008639.

The spelling of 1255005504 in words is "one billion, two hundred fifty-five million, five thousand, five hundred four".