526213131 has 8 divisors (see below), whose sum is σ = 708564624. Its totient is φ = 347335200.

The previous prime is 526213117. The next prime is 526213157. The reversal of 526213131 is 131312625.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 526213131 - 2¹⁰ = 526212107 is a prime.

It is a super-2 number, since 2×526213131² = 553800518473646322, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (526213931) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 868036 + ... + 868641.

It is an arithmetic number, because the mean of its divisors is an integer number (88570578).

Almost surely, 2^526213131 is an apocalyptic number.

526213131 is a deficient number, since it is larger than the sum of its proper divisors (182351493).

526213131 is a wasteful number, since it uses less digits than its factorization.

526213131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1736781.

The product of its digits is 1080, while the sum is 24.

The square root of 526213131 is about 22939.3358883818. The cubic root of 526213131 is about 807.3352102010.

Adding to 526213131 its reverse (131312625), we get a palindrome (657525756).

The spelling of 526213131 in words is "five hundred twenty-six million, two hundred thirteen thousand, one hundred thirty-one".