1323012425 has 48 divisors (see below), whose sum is σ = 1906961280. Its totient is φ = 891855360.

The previous prime is 1323012421. The next prime is 1323012473. The reversal of 1323012425 is 5242103231.

It is not a de Polignac number, because 1323012425 - 2² = 1323012421 is a prime.

It is a super-3 number, since 3×1323012425³ (a number of 28 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1323012425.

It is not an unprimeable number, because it can be changed into a prime (1323012421) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3332327 + ... + 3332723.

It is an arithmetic number, because the mean of its divisors is an integer number (39728360).

Almost surely, 2^1323012425 is an apocalyptic number.

It is an amenable number.

1323012425 is a deficient number, since it is larger than the sum of its proper divisors (583948855).

1323012425 is a wasteful number, since it uses less digits than its factorization.

1323012425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 690 (or 685 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 1323012425 is about 36373.2377580000. The cubic root of 1323012425 is about 1097.7951496457.

Adding to 1323012425 its reverse (5242103231), we get a palindrome (6565115656).

The spelling of 1323012425 in words is "one billion, three hundred twenty-three million, twelve thousand, four hundred twenty-five".