1044652225 has 6 divisors (see below), whose sum is σ = 1295368790. Its totient is φ = 835721760.

The previous prime is 1044652223. The next prime is 1044652253. The reversal of 1044652225 is 5222564401.

It can be written as a sum of positive squares in 3 ways, for example, as 5184 + 1044647041 = 72^2 + 32321^2 .

It is not a de Polignac number, because 1044652225 - 2¹ = 1044652223 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1044652223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 20893020 + ... + 20893069.

Almost surely, 2^1044652225 is an apocalyptic number.

It is an amenable number.

1044652225 is a deficient number, since it is larger than the sum of its proper divisors (250716565).

1044652225 is an equidigital number, since it uses as much as digits as its factorization.

1044652225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41786099 (or 41786094 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 31.

The square root of 1044652225 is about 32321.0801954390. The cubic root of 1044652225 is about 1014.6678764848.

The spelling of 1044652225 in words is "one billion, forty-four million, six hundred fifty-two thousand, two hundred twenty-five".