526563413 has 4 divisors (see below), whose sum is σ = 531394380. Its totient is φ = 521732448.

The previous prime is 526563319. The next prime is 526563431. The reversal of 526563413 is 314365625.

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

It can be written as a sum of positive squares in 2 ways, for example, as 270339364 + 256224049 = 16442^2 + 16007^2 .

It is a cyclic number.

It is not a de Polignac number, because 526563413 - 2²⁰ = 525514837 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (526563113) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2415320 + ... + 2415537.

It is an arithmetic number, because the mean of its divisors is an integer number (132848595).

Almost surely, 2^526563413 is an apocalyptic number.

It is an amenable number.

526563413 is a deficient number, since it is larger than the sum of its proper divisors (4830967).

526563413 is a wasteful number, since it uses less digits than its factorization.

526563413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4830966.

The product of its digits is 64800, while the sum is 35.

The square root of 526563413 is about 22946.9695820603. The cubic root of 526563413 is about 807.5143089031.

The spelling of 526563413 in words is "five hundred twenty-six million, five hundred sixty-three thousand, four hundred thirteen".