1255552312 has 32 divisors (see below), whose sum is σ = 2694297600. Its totient is φ = 537328224.

The previous prime is 1255552301. The next prime is 1255552367. The reversal of 1255552312 is 2132555521.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24673 + ... + 55855.

It is an arithmetic number, because the mean of its divisors is an integer number (84196800).

Almost surely, 2^1255552312 is an apocalyptic number.

It is an amenable number.

1255552312 is an abundant number, since it is smaller than the sum of its proper divisors (1438745288).

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

1255552312 is a wasteful number, since it uses less digits than its factorization.

1255552312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31915 (or 31911 counting only the distinct ones).

The product of its digits is 15000, while the sum is 31.

The square root of 1255552312 is about 35433.7736065466. The cubic root of 1255552312 is about 1078.8099351341.

The spelling of 1255552312 in words is "one billion, two hundred fifty-five million, five hundred fifty-two thousand, three hundred twelve".