1255315104 has 192 divisors, whose sum is σ = 3938457600. Its totient is φ = 387742464.

The previous prime is 1255315099. The next prime is 1255315153. The reversal of 1255315104 is 4015135521.

1255315104 is a `hidden beast` number, since 1 + 2 + 553 + 1 + 5 + 104 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 770739 + ... + 772365.

It is an arithmetic number, because the mean of its divisors is an integer number (20512800).

Almost surely, 2^1255315104 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1255315104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1969228800).

1255315104 is an abundant number, since it is smaller than the sum of its proper divisors (2683142496).

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

1255315104 is a wasteful number, since it uses less digits than its factorization.

1255315104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1712 (or 1698 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 27.

The square root of 1255315104 is about 35430.4262463776. The cubic root of 1255315104 is about 1078.7419920034.

The spelling of 1255315104 in words is "one billion, two hundred fifty-five million, three hundred fifteen thousand, one hundred four".