240340411 has 2 divisors, whose sum is σ = 240340412. Its totient is φ = 240340410.

The previous prime is 240340393. The next prime is 240340417. The reversal of 240340411 is 114043042.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 240340411 - 2⁷ = 240340283 is a prime.

It is not a weakly prime, because it can be changed into another prime (240340417) 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 as a sum of consecutive naturals, namely, 120170205 + 120170206.

It is an arithmetic number, because the mean of its divisors is an integer number (120170206).

Almost surely, 2^240340411 is an apocalyptic number.

240340411 is a deficient number, since it is larger than the sum of its proper divisors (1).

240340411 is an equidigital number, since it uses as much as digits as its factorization.

240340411 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 240340411 is about 15502.9162095394. The cubic root of 240340411 is about 621.7401779763.

Adding to 240340411 its reverse (114043042), we get a palindrome (354383453).

The spelling of 240340411 in words is "two hundred forty million, three hundred forty thousand, four hundred eleven".