1255405104 has 30 divisors (see below), whose sum is σ = 3513391076. Its totient is φ = 418468320.

The previous prime is 1255405093. The next prime is 1255405141. The reversal of 1255405104 is 4015045521.

1255405104 is a `hidden beast` number, since 1 + 2 + 554 + 0 + 5 + 104 = 666.

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, 4358902 + ... + 4359189.

Almost surely, 2^1255405104 is an apocalyptic number.

It is an amenable number.

1255405104 is an abundant number, since it is smaller than the sum of its proper divisors (2257985972).

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

1255405104 is a wasteful number, since it uses less digits than its factorization.

1255405104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8718105 (or 8718096 counting only the distinct ones).

The product of its (nonzero) digits is 4000, while the sum is 27.

The square root of 1255405104 is about 35431.6963184096. The cubic root of 1255405104 is about 1078.7677715756.

The spelling of 1255405104 in words is "one billion, two hundred fifty-five million, four hundred five thousand, one hundred four".