605532131 has 4 divisors (see below), whose sum is σ = 614569992. Its totient is φ = 596494272.

The previous prime is 605532097. The next prime is 605532143. The reversal of 605532131 is 131235506.

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 605532131 - 2¹⁴ = 605515747 is a prime.

It is a super-2 number, since 2×605532131² = 733338323346802322, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 605532131.

It is not an unprimeable number, because it can be changed into a prime (605532931) 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, 4518830 + ... + 4518963.

It is an arithmetic number, because the mean of its divisors is an integer number (153642498).

Almost surely, 2^605532131 is an apocalyptic number.

605532131 is a deficient number, since it is larger than the sum of its proper divisors (9037861).

605532131 is an equidigital number, since it uses as much as digits as its factorization.

605532131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9037860.

The product of its (nonzero) digits is 2700, while the sum is 26.

The square root of 605532131 is about 24607.5624757919. The cubic root of 605532131 is about 846.0169500523.

Adding to 605532131 its reverse (131235506), we get a palindrome (736767637).

The spelling of 605532131 in words is "six hundred five million, five hundred thirty-two thousand, one hundred thirty-one".