1255612244 has 12 divisors (see below), whose sum is σ = 2201342304. Its totient is φ = 626657304.

The previous prime is 1255612229. The next prime is 1255612271. The reversal of 1255612244 is 4422165521.

It is a self number, because there is not a number n which added to its sum of digits gives 1255612244.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 284744 + ... + 289119.

It is an arithmetic number, because the mean of its divisors is an integer number (183445192).

Almost surely, 2^1255612244 is an apocalyptic number.

It is an amenable number.

1255612244 is a deficient number, since it is larger than the sum of its proper divisors (945730060).

1255612244 is a wasteful number, since it uses less digits than its factorization.

1255612244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 574414 (or 574412 counting only the distinct ones).

The product of its digits is 19200, while the sum is 32.

The square root of 1255612244 is about 35434.6192867935. The cubic root of 1255612244 is about 1078.8271000125.

Adding to 1255612244 its reverse (4422165521), we get a palindrome (5677777765).

The spelling of 1255612244 in words is "one billion, two hundred fifty-five million, six hundred twelve thousand, two hundred forty-four".