1528068625 has 16 divisors (see below), whose sum is σ = 1908930816. Its totient is φ = 1221236400.

The previous prime is 1528068617. The next prime is 1528068637. The reversal of 1528068625 is 5268608251.

It is not a de Polignac number, because 1528068625 - 2³ = 1528068617 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 132334 + ... + 143416.

It is an arithmetic number, because the mean of its divisors is an integer number (119308176).

Almost surely, 2^1528068625 is an apocalyptic number.

It is an amenable number.

1528068625 is a deficient number, since it is larger than the sum of its proper divisors (380862191).

1528068625 is a wasteful number, since it uses less digits than its factorization.

1528068625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12201 (or 12191 counting only the distinct ones).

The product of its (nonzero) digits is 230400, while the sum is 43.

The square root of 1528068625 is about 39090.5183516412. The cubic root of 1528068625 is about 1151.8102868154.

The spelling of 1528068625 in words is "one billion, five hundred twenty-eight million, sixty-eight thousand, six hundred twenty-five".