525411 has 6 divisors (see below), whose sum is σ = 758940. Its totient is φ = 350268.

The previous prime is 525409. The next prime is 525431. The reversal of 525411 is 114525.

It is not a de Polignac number, because 525411 - 2¹ = 525409 is a prime.

525411 is a lucky number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 525411.

It is not an unprimeable number, because it can be changed into a prime (525431) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 29181 + ... + 29198.

It is an arithmetic number, because the mean of its divisors is an integer number (126490).

2⁵²⁵⁴¹¹ is an apocalyptic number.

525411 is a deficient number, since it is larger than the sum of its proper divisors (233529).

525411 is a wasteful number, since it uses less digits than its factorization.

525411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58385 (or 58382 counting only the distinct ones).

The product of its digits is 200, while the sum is 18.

The square root of 525411 is about 724.8523987682. The cubic root of 525411 is about 80.6924782125.

Adding to 525411 its reverse (114525), we get a palindrome (639936).

The spelling of 525411 in words is "five hundred twenty-five thousand, four hundred eleven".