240112431289 has 2 divisors, whose sum is σ = 240112431290. Its totient is φ = 240112431288.

The previous prime is 240112431211. The next prime is 240112431301. The reversal of 240112431289 is 982134211042.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 131400450064 + 108711981225 = 362492^2 + 329715^2 .

It is a cyclic number.

It is not a de Polignac number, because 240112431289 - 2¹⁷ = 240112300217 is a prime.

It is not a weakly prime, because it can be changed into another prime (240112431989) 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, 120056215644 + 120056215645.

It is an arithmetic number, because the mean of its divisors is an integer number (120056215645).

Almost surely, 2^240112431289 is an apocalyptic number.

It is an amenable number.

240112431289 is a deficient number, since it is larger than the sum of its proper divisors (1).

240112431289 is an equidigital number, since it uses as much as digits as its factorization.

240112431289 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27648, while the sum is 37.

The spelling of 240112431289 in words is "two hundred forty billion, one hundred twelve million, four hundred thirty-one thousand, two hundred eighty-nine".