525110045 has 4 divisors (see below), whose sum is σ = 630132060. Its totient is φ = 420088032.

The previous prime is 525110017. The next prime is 525110071. The reversal of 525110045 is 540011525.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 275659609 + 249450436 = 16603^2 + 15794^2 .

It is a cyclic number.

It is not a de Polignac number, because 525110045 - 2¹⁴ = 525093661 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 525110045.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52511000 + ... + 52511009.

It is an arithmetic number, because the mean of its divisors is an integer number (157533015).

Almost surely, 2^525110045 is an apocalyptic number.

It is an amenable number.

525110045 is a deficient number, since it is larger than the sum of its proper divisors (105022015).

525110045 is a wasteful number, since it uses less digits than its factorization.

525110045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105022014.

The product of its (nonzero) digits is 1000, while the sum is 23.

The square root of 525110045 is about 22915.2797277275. The cubic root of 525110045 is about 806.7706840762.

The spelling of 525110045 in words is "five hundred twenty-five million, one hundred ten thousand, forty-five".