1325759216 has 10 divisors (see below), whose sum is σ = 2568658512. Its totient is φ = 662879600.

The previous prime is 1325759207. The next prime is 1325759243. The reversal of 1325759216 is 6129575231.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41429960 + ... + 41429991.

Almost surely, 2^1325759216 is an apocalyptic number.

1325759216 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1325759216 is a deficient number, since it is larger than the sum of its proper divisors (1242899296).

1325759216 is an equidigital number, since it uses as much as digits as its factorization.

1325759216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82859959 (or 82859953 counting only the distinct ones).

The product of its digits is 113400, while the sum is 41.

The square root of 1325759216 is about 36410.9765867382. The cubic root of 1325759216 is about 1098.5543587940.

The spelling of 1325759216 in words is "one billion, three hundred twenty-five million, seven hundred fifty-nine thousand, two hundred sixteen".