1338523625 has 16 divisors (see below), whose sum is σ = 1686711936. Its totient is φ = 1060412400.

The previous prime is 1338523583. The next prime is 1338523631. The reversal of 1338523625 is 5263258331.

It is not a de Polignac number, because 1338523625 - 2⁶ = 1338523561 is a prime.

It is a Duffinian number.

It is a Curzon number.

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, 39107 + ... + 64856.

It is an arithmetic number, because the mean of its divisors is an integer number (105419496).

Almost surely, 2^1338523625 is an apocalyptic number.

It is an amenable number.

1338523625 is a deficient number, since it is larger than the sum of its proper divisors (348188311).

1338523625 is a wasteful number, since it uses less digits than its factorization.

1338523625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104081 (or 104071 counting only the distinct ones).

The product of its digits is 129600, while the sum is 38.

The square root of 1338523625 is about 36585.8391321014. The cubic root of 1338523625 is about 1102.0687309392.

The spelling of 1338523625 in words is "one billion, three hundred thirty-eight million, five hundred twenty-three thousand, six hundred twenty-five".