240132313 has 4 divisors (see below), whose sum is σ = 240219108. Its totient is φ = 240045520.

The previous prime is 240132311. The next prime is 240132349. The reversal of 240132313 is 313231042.

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 168272784 + 71859529 = 12972^2 + 8477^2 .

It is a cyclic number.

It is not a de Polignac number, because 240132313 - 2¹ = 240132311 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (240132311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39106 + ... + 44827.

It is an arithmetic number, because the mean of its divisors is an integer number (60054777).

Almost surely, 2^240132313 is an apocalyptic number.

It is an amenable number.

240132313 is a deficient number, since it is larger than the sum of its proper divisors (86795).

240132313 is an equidigital number, since it uses as much as digits as its factorization.

240132313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86794.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 240132313 is about 15496.2031801342. The cubic root of 240132313 is about 621.5606822257.

Adding to 240132313 its reverse (313231042), we get a palindrome (553363355).

It can be divided in two parts, 2401323 and 13, that added together give a triangular number (2401336 = T₂₁₉₁).

The spelling of 240132313 in words is "two hundred forty million, one hundred thirty-two thousand, three hundred thirteen".