1200321325 has 12 divisors (see below), whose sum is σ = 1701027040. Its totient is φ = 823077360.

The previous prime is 1200321319. The next prime is 1200321337. The reversal of 1200321325 is 5231230021.

It is not a de Polignac number, because 1200321325 - 2¹¹ = 1200319277 is a prime.

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 11 ways as a sum of consecutive naturals, for example, 3429315 + ... + 3429664.

Almost surely, 2^1200321325 is an apocalyptic number.

It is an amenable number.

1200321325 is a deficient number, since it is larger than the sum of its proper divisors (500705715).

1200321325 is an equidigital number, since it uses as much as digits as its factorization.

1200321325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6858996 (or 6858991 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 1200321325 is about 34645.6537678249. The cubic root of 1200321325 is about 1062.7534103748.

Adding to 1200321325 its reverse (5231230021), we get a palindrome (6431551346).

The spelling of 1200321325 in words is "one billion, two hundred million, three hundred twenty-one thousand, three hundred twenty-five".