525214423 has 4 divisors (see below), whose sum is σ = 525318768. Its totient is φ = 525110080.

The previous prime is 525214373. The next prime is 525214441. The reversal of 525214423 is 324412525.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-525214423 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 525214391 and 525214400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (525274423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44218 + ... + 54823.

It is an arithmetic number, because the mean of its divisors is an integer number (131329692).

Almost surely, 2^525214423 is an apocalyptic number.

525214423 is a deficient number, since it is larger than the sum of its proper divisors (104345).

525214423 is an equidigital number, since it uses as much as digits as its factorization.

525214423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104344.

The product of its digits is 9600, while the sum is 28.

The square root of 525214423 is about 22917.5570905801. The cubic root of 525214423 is about 806.8241354320.

Adding to 525214423 its reverse (324412525), we get a palindrome (849626948).

The spelling of 525214423 in words is "five hundred twenty-five million, two hundred fourteen thousand, four hundred twenty-three".