525383867 has 4 divisors (see below), whose sum is σ = 527177280. Its totient is φ = 523590456.

The previous prime is 525383843. The next prime is 525383897. The reversal of 525383867 is 768383525.

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

It is a cyclic number.

It is not a de Polignac number, because 525383867 - 2¹⁴ = 525367483 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (525383897) 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, 896267 + ... + 896852.

It is an arithmetic number, because the mean of its divisors is an integer number (131794320).

Almost surely, 2^525383867 is an apocalyptic number.

525383867 is a deficient number, since it is larger than the sum of its proper divisors (1793413).

525383867 is a wasteful number, since it uses less digits than its factorization.

525383867 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1793412.

The product of its digits is 1209600, while the sum is 47.

The square root of 525383867 is about 22921.2536088234. The cubic root of 525383867 is about 806.9108916238.

The spelling of 525383867 in words is "five hundred twenty-five million, three hundred eighty-three thousand, eight hundred sixty-seven".