525353345 has 8 divisors (see below), whose sum is σ = 687735360. Its totient is φ = 382075120.

The previous prime is 525353321. The next prime is 525353351. The reversal of 525353345 is 543353525.

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

It is not a de Polignac number, because 525353345 - 2¹⁴ = 525336961 is a prime.

It is a super-3 number, since 3×525353345³ (a number of 27 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4775885 + ... + 4775994.

It is an arithmetic number, because the mean of its divisors is an integer number (85966920).

Almost surely, 2^525353345 is an apocalyptic number.

525353345 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

525353345 is a deficient number, since it is larger than the sum of its proper divisors (162382015).

525353345 is a wasteful number, since it uses less digits than its factorization.

525353345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9551895.

The product of its digits is 135000, while the sum is 35.

The square root of 525353345 is about 22920.5877978729. The cubic root of 525353345 is about 806.8952655817.

The spelling of 525353345 in words is "five hundred twenty-five million, three hundred fifty-three thousand, three hundred forty-five".