525094561 has 8 divisors (see below), whose sum is σ = 543484800. Its totient is φ = 506723280.

The previous prime is 525094541. The next prime is 525094567. The reversal of 525094561 is 165490525.

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

It is a cyclic number.

It is not a de Polignac number, because 525094561 - 2⁹ = 525094049 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 525094561.

It is not an unprimeable number, because it can be changed into a prime (525094567) 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, 74070 + ... + 80848.

It is an arithmetic number, because the mean of its divisors is an integer number (67935600).

Almost surely, 2^525094561 is an apocalyptic number.

It is an amenable number.

525094561 is a deficient number, since it is larger than the sum of its proper divisors (18390239).

525094561 is a wasteful number, since it uses less digits than its factorization.

525094561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9479.

The product of its (nonzero) digits is 54000, while the sum is 37.

The square root of 525094561 is about 22914.9418720624. The cubic root of 525094561 is about 806.7627542082.

The spelling of 525094561 in words is "five hundred twenty-five million, ninety-four thousand, five hundred sixty-one".