525688803 has 12 divisors (see below), whose sum is σ = 776987640. Its totient is φ = 342308736.

The previous prime is 525688799. The next prime is 525688817. The reversal of 525688803 is 308886525.

It is a happy number.

525688803 is a `hidden beast` number, since 5 + 2 + 568 + 8 + 80 + 3 = 666.

It is not a de Polignac number, because 525688803 - 2² = 525688799 is a prime.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (525688003) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 678798 + ... + 679571.

It is an arithmetic number, because the mean of its divisors is an integer number (64748970).

Almost surely, 2^525688803 is an apocalyptic number.

525688803 is a deficient number, since it is larger than the sum of its proper divisors (251298837).

525688803 is a wasteful number, since it uses less digits than its factorization.

525688803 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1358418 (or 1358415 counting only the distinct ones).

The product of its (nonzero) digits is 460800, while the sum is 45.

The square root of 525688803 is about 22927.9044615944. The cubic root of 525688803 is about 807.0669734313.

The spelling of 525688803 in words is "five hundred twenty-five million, six hundred eighty-eight thousand, eight hundred three".