525575651 has 4 divisors (see below), whose sum is σ = 526537032. Its totient is φ = 524614272.

The previous prime is 525575647. The next prime is 525575669. The reversal of 525575651 is 156575525.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 525575651 - 2² = 525575647 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 525575599 and 525575608.

It is not an unprimeable number, because it can be changed into a prime (525575681) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 479870 + ... + 480963.

It is an arithmetic number, because the mean of its divisors is an integer number (131634258).

Almost surely, 2^525575651 is an apocalyptic number.

525575651 is a deficient number, since it is larger than the sum of its proper divisors (961381).

525575651 is an equidigital number, since it uses as much as digits as its factorization.

525575651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 961380.

The product of its digits is 262500, while the sum is 41.

The square root of 525575651 is about 22925.4367679222. The cubic root of 525575651 is about 807.0090635078.

The spelling of 525575651 in words is "five hundred twenty-five million, five hundred seventy-five thousand, six hundred fifty-one".