240401443 has 2 divisors, whose sum is σ = 240401444. Its totient is φ = 240401442.

The previous prime is 240401431. The next prime is 240401453. The reversal of 240401443 is 344104042.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 240401443 - 2⁹ = 240400931 is a prime.

It is not a weakly prime, because it can be changed into another prime (240401453) 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, 120200721 + 120200722.

It is an arithmetic number, because the mean of its divisors is an integer number (120200722).

Almost surely, 2^240401443 is an apocalyptic number.

240401443 is a deficient number, since it is larger than the sum of its proper divisors (1).

240401443 is an equidigital number, since it uses as much as digits as its factorization.

240401443 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 240401443 is about 15504.8844884443. The cubic root of 240401443 is about 621.7928017178.

Adding to 240401443 its reverse (344104042), we get a palindrome (584505485).

The spelling of 240401443 in words is "two hundred forty million, four hundred one thousand, four hundred forty-three".