1383812272 has 20 divisors (see below), whose sum is σ = 2693849656. Its totient is φ = 688625280.

The previous prime is 1383812239. The next prime is 1383812281. The reversal of 1383812272 is 2722183831.

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, 201573 + ... + 208324.

Almost surely, 2^1383812272 is an apocalyptic number.

It is an amenable number.

1383812272 is a deficient number, since it is larger than the sum of its proper divisors (1310037384).

1383812272 is a wasteful number, since it uses less digits than its factorization.

1383812272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 410116 (or 410110 counting only the distinct ones).

The product of its digits is 32256, while the sum is 37.

The square root of 1383812272 is about 37199.6273099611. The cubic root of 1383812272 is about 1114.3605419960.

The spelling of 1383812272 in words is "one billion, three hundred eighty-three million, eight hundred twelve thousand, two hundred seventy-two".