1255203044 has 24 divisors (see below), whose sum is σ = 2210053440. Its totient is φ = 623769696.

The previous prime is 1255203031. The next prime is 1255203071. The reversal of 1255203044 is 4403025521.

It is a happy 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 7 ways as a sum of consecutive naturals, for example, 866729 + ... + 868175.

It is an arithmetic number, because the mean of its divisors is an integer number (92085560).

Almost surely, 2^1255203044 is an apocalyptic number.

It is an amenable number.

1255203044 is a deficient number, since it is larger than the sum of its proper divisors (954850396).

1255203044 is a wasteful number, since it uses less digits than its factorization.

1255203044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2627 (or 2625 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 26.

The square root of 1255203044 is about 35428.8448019407. The cubic root of 1255203044 is about 1078.7098918493.

Adding to 1255203044 its reverse (4403025521), we get a palindrome (5658228565).

The spelling of 1255203044 in words is "one billion, two hundred fifty-five million, two hundred three thousand, forty-four".