1325212016 has 20 divisors (see below), whose sum is σ = 2718634032. Its totient is φ = 623629056.

The previous prime is 1325211991. The next prime is 1325212073. The reversal of 1325212016 is 6102125231.

It is a junction number, because it is equal to n+sod(n) for n = 1325211982 and 1325212000.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2435780 + ... + 2436323.

Almost surely, 2^1325212016 is an apocalyptic number.

1325212016 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1325212016 is an abundant number, since it is smaller than the sum of its proper divisors (1393422016).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1325212016 is a wasteful number, since it uses less digits than its factorization.

1325212016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4872128 (or 4872122 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 1325212016 is about 36403.4615936452. The cubic root of 1325212016 is about 1098.4031971901.

Adding to 1325212016 its reverse (6102125231), we get a palindrome (7427337247).

The spelling of 1325212016 in words is "one billion, three hundred twenty-five million, two hundred twelve thousand, sixteen".