1326997108 has 12 divisors (see below), whose sum is σ = 2324270592. Its totient is φ = 662919800.

The previous prime is 1326997099. The next prime is 1326997123. The reversal of 1326997108 is 8017996231.

It is a happy number.

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, 139510 + ... + 148717.

It is an arithmetic number, because the mean of its divisors is an integer number (193689216).

Almost surely, 2^1326997108 is an apocalyptic number.

It is an amenable number.

1326997108 is a deficient number, since it is larger than the sum of its proper divisors (997273484).

1326997108 is a wasteful number, since it uses less digits than its factorization.

1326997108 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 289382 (or 289380 counting only the distinct ones).

The product of its (nonzero) digits is 163296, while the sum is 46.

The square root of 1326997108 is about 36427.9715054242. The cubic root of 1326997108 is about 1098.8961676235.

The spelling of 1326997108 in words is "one billion, three hundred twenty-six million, nine hundred ninety-seven thousand, one hundred eight".