1255104686 has 12 divisors (see below), whose sum is σ = 2069367216. Its totient is φ = 570502020.

The previous prime is 1255104677. The next prime is 1255104689. The reversal of 1255104686 is 6864015521.

It is a happy number.

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1255104689) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2592950 + ... + 2593433.

It is an arithmetic number, because the mean of its divisors is an integer number (172447268).

Almost surely, 2^1255104686 is an apocalyptic number.

1255104686 is a deficient number, since it is larger than the sum of its proper divisors (814262530).

1255104686 is a wasteful number, since it uses less digits than its factorization.

1255104686 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5186407 (or 5186396 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 38.

The square root of 1255104686 is about 35427.4566685219. The cubic root of 1255104686 is about 1078.6817151280.

The spelling of 1255104686 in words is "one billion, two hundred fifty-five million, one hundred four thousand, six hundred eighty-six".