525521045 has 8 divisors (see below), whose sum is σ = 720714624. Its totient is φ = 360357264.

The previous prime is 525520993. The next prime is 525521081. The reversal of 525521045 is 540125525.

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 525521045 - 2⁸ = 525520789 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 525520999 and 525521017.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7507409 + ... + 7507478.

It is an arithmetic number, because the mean of its divisors is an integer number (90089328).

Almost surely, 2^525521045 is an apocalyptic number.

It is an amenable number.

525521045 is a deficient number, since it is larger than the sum of its proper divisors (195193579).

525521045 is a wasteful number, since it uses less digits than its factorization.

525521045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15014899.

The product of its (nonzero) digits is 10000, while the sum is 29.

The square root of 525521045 is about 22924.2457891203. The cubic root of 525521045 is about 806.9811137964.

The spelling of 525521045 in words is "five hundred twenty-five million, five hundred twenty-one thousand, forty-five".