1012044225 has 24 divisors (see below), whose sum is σ = 1676510752. Its totient is φ = 538704000.

The previous prime is 1012044223. The next prime is 1012044247. The reversal of 1012044225 is 5224402101.

It is not a de Polignac number, because 1012044225 - 2¹ = 1012044223 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1012044223) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 26325 + ... + 52125.

Almost surely, 2^1012044225 is an apocalyptic number.

1012044225 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1012044225 is a deficient number, since it is larger than the sum of its proper divisors (664466527).

1012044225 is a wasteful number, since it uses less digits than its factorization.

1012044225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26337 (or 26332 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 21.

The square root of 1012044225 is about 31812.6425340618. The cubic root of 1012044225 is about 1003.9987305080.

Adding to 1012044225 its reverse (5224402101), we get a palindrome (6236446326).

It can be divided in two parts, 10120 and 44225, that added together give a palindrome (54345).

The spelling of 1012044225 in words is "one billion, twelve million, forty-four thousand, two hundred twenty-five".