1445334225 has 24 divisors (see below), whose sum is σ = 2390909472. Its totient is φ = 770428800.

The previous prime is 1445334179. The next prime is 1445334239. The reversal of 1445334225 is 5224335441.

It is not a de Polignac number, because 1445334225 - 2¹¹ = 1445332177 is a prime.

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 23 ways as a sum of consecutive naturals, for example, 176829 + ... + 184821.

It is an arithmetic number, because the mean of its divisors is an integer number (99621228).

Almost surely, 2^1445334225 is an apocalyptic number.

1445334225 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1445334225 is a deficient number, since it is larger than the sum of its proper divisors (945575247).

1445334225 is a wasteful number, since it uses less digits than its factorization.

1445334225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10417 (or 10412 counting only the distinct ones).

The product of its digits is 57600, while the sum is 33.

The square root of 1445334225 is about 38017.5515387301. The cubic root of 1445334225 is about 1130.6358770021.

Adding to 1445334225 its reverse (5224335441), we get a palindrome (6669669666).

The spelling of 1445334225 in words is "one billion, four hundred forty-five million, three hundred thirty-four thousand, two hundred twenty-five".