525560001 has 8 divisors (see below), whose sum is σ = 703412160. Its totient is φ = 349040592.

The previous prime is 525559999. The next prime is 525560047. The reversal of 525560001 is 100065525.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 525560001 - 2¹ = 525559999 is a prime.

It is a super-2 number, since 2×525560001² = 552426629302240002, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (525560071) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 332266 + ... + 333843.

It is an arithmetic number, because the mean of its divisors is an integer number (87926520).

Almost surely, 2^525560001 is an apocalyptic number.

It is an amenable number.

525560001 is a deficient number, since it is larger than the sum of its proper divisors (177852159).

525560001 is a wasteful number, since it uses less digits than its factorization.

525560001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 666375.

The product of its (nonzero) digits is 1500, while the sum is 24.

The square root of 525560001 is about 22925.0954414589. The cubic root of 525560001 is about 807.0010533592.

It can be divided in two parts, 5255 and 60001, that added together give a palindrome (65256).

The spelling of 525560001 in words is "five hundred twenty-five million, five hundred sixty thousand, one".