240313417 has 2 divisors, whose sum is σ = 240313418. Its totient is φ = 240313416.

The previous prime is 240313399. The next prime is 240313421. The reversal of 240313417 is 714313042.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 136048896 + 104264521 = 11664^2 + 10211^2 .

It is a cyclic number.

It is not a de Polignac number, because 240313417 - 2¹⁹ = 239789129 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 240313391 and 240313400.

It is not a weakly prime, because it can be changed into another prime (240313217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 120156708 + 120156709.

It is an arithmetic number, because the mean of its divisors is an integer number (120156709).

Almost surely, 2^240313417 is an apocalyptic number.

It is an amenable number.

240313417 is a deficient number, since it is larger than the sum of its proper divisors (1).

240313417 is an equidigital number, since it uses as much as digits as its factorization.

240313417 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2016, while the sum is 25.

The square root of 240313417 is about 15502.0455746976. The cubic root of 240313417 is about 621.7169000450.

Adding to 240313417 its reverse (714313042), we get a palindrome (954626459).

The spelling of 240313417 in words is "two hundred forty million, three hundred thirteen thousand, four hundred seventeen".