240311054317 has 2 divisors, whose sum is σ = 240311054318. Its totient is φ = 240311054316.

The previous prime is 240311054297. The next prime is 240311054339. The reversal of 240311054317 is 713450113042.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 229837783396 + 10473270921 = 479414^2 + 102339^2 .

It is a cyclic number.

It is not a de Polignac number, because 240311054317 - 2²³ = 240302665709 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (240311054377) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 120155527158 + 120155527159.

It is an arithmetic number, because the mean of its divisors is an integer number (120155527159).

Almost surely, 2^240311054317 is an apocalyptic number.

It is an amenable number.

240311054317 is a deficient number, since it is larger than the sum of its proper divisors (1).

240311054317 is an equidigital number, since it uses as much as digits as its factorization.

240311054317 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10080, while the sum is 31.

Adding to 240311054317 its reverse (713450113042), we get a palindrome (953761167359).

The spelling of 240311054317 in words is "two hundred forty billion, three hundred eleven million, fifty-four thousand, three hundred seventeen".