525404203 has 8 divisors (see below), whose sum is σ = 548604576. Its totient is φ = 502233600.

The previous prime is 525404197. The next prime is 525404219. The reversal of 525404203 is 302404525.

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 525404203 - 2⁵ = 525404171 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (525404233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33483 + ... + 46603.

It is an arithmetic number, because the mean of its divisors is an integer number (68575572).

Almost surely, 2^525404203 is an apocalyptic number.

525404203 is a deficient number, since it is larger than the sum of its proper divisors (23200373).

525404203 is a wasteful number, since it uses less digits than its factorization.

525404203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14885.

The product of its (nonzero) digits is 4800, while the sum is 25.

The square root of 525404203 is about 22921.6972102853. The cubic root of 525404203 is about 806.9213025057.

Adding to 525404203 its reverse (302404525), we get a palindrome (827808728).

It can be divided in two parts, 52540 and 4203, that multiplied together give a triangular number (220825620 = T₂₁₀₁₅).

The spelling of 525404203 in words is "five hundred twenty-five million, four hundred four thousand, two hundred three".