1383988625 has 16 divisors (see below), whose sum is σ = 1729054080. Its totient is φ = 1106014000.

The previous prime is 1383988601. The next prime is 1383988643. The reversal of 1383988625 is 5268893831.

It is not a de Polignac number, because 1383988625 - 2¹⁴ = 1383972241 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 123506 + ... + 134244.

It is an arithmetic number, because the mean of its divisors is an integer number (108065880).

Almost surely, 2^1383988625 is an apocalyptic number.

It is an amenable number.

1383988625 is a deficient number, since it is larger than the sum of its proper divisors (345065455).

1383988625 is a wasteful number, since it uses less digits than its factorization.

1383988625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11785 (or 11775 counting only the distinct ones).

The product of its digits is 2488320, while the sum is 53.

The square root of 1383988625 is about 37201.9975942153. The cubic root of 1383988625 is about 1114.4078780114.

The spelling of 1383988625 in words is "one billion, three hundred eighty-three million, nine hundred eighty-eight thousand, six hundred twenty-five".