1323697025 has 48 divisors (see below), whose sum is σ = 1980528000. Its totient is φ = 876214080.

The previous prime is 1323696991. The next prime is 1323697033. The reversal of 1323697025 is 5207963231.

It is not a de Polignac number, because 1323697025 - 2⁶ = 1323696961 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1323697025.

It is a congruent 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 47 ways as a sum of consecutive naturals, for example, 246014 + ... + 251336.

It is an arithmetic number, because the mean of its divisors is an integer number (41261000).

Almost surely, 2^1323697025 is an apocalyptic number.

It is an amenable number.

1323697025 is a deficient number, since it is larger than the sum of its proper divisors (656830975).

1323697025 is an equidigital number, since it uses as much as digits as its factorization.

1323697025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5383 (or 5364 counting only the distinct ones).

The product of its (nonzero) digits is 68040, while the sum is 38.

The square root of 1323697025 is about 36382.6473060991. The cubic root of 1323697025 is about 1097.9844703583.

The spelling of 1323697025 in words is "one billion, three hundred twenty-three million, six hundred ninety-seven thousand, twenty-five".