240240351401 has 2 divisors, whose sum is σ = 240240351402. Its totient is φ = 240240351400.

The previous prime is 240240351367. The next prime is 240240351469. The reversal of 240240351401 is 104153042042.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 215991633001 + 24248718400 = 464749^2 + 155720^2 .

It is a cyclic number.

It is not a de Polignac number, because 240240351401 - 2¹⁴ = 240240335017 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (240240351601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 120120175700 + 120120175701.

It is an arithmetic number, because the mean of its divisors is an integer number (120120175701).

Almost surely, 2^240240351401 is an apocalyptic number.

It is an amenable number.

240240351401 is a deficient number, since it is larger than the sum of its proper divisors (1).

240240351401 is an equidigital number, since it uses as much as digits as its factorization.

240240351401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3840, while the sum is 26.

Adding to 240240351401 its reverse (104153042042), we get a palindrome (344393393443).

The spelling of 240240351401 in words is "two hundred forty billion, two hundred forty million, three hundred fifty-one thousand, four hundred one".