140144341121429 has 2 divisors, whose sum is σ = 140144341121430. Its totient is φ = 140144341121428.

The previous prime is 140144341121419. The next prime is 140144341121507. The reversal of 140144341121429 is 924121143441041.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 84467404078225 + 55676937043204 = 9190615^2 + 7461698^2 .

It is a cyclic number.

It is not a de Polignac number, because 140144341121429 - 2⁴ = 140144341121413 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (140144341121419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70072170560714 + 70072170560715.

It is an arithmetic number, because the mean of its divisors is an integer number (70072170560715).

Almost surely, 2^{140144341121429} is an apocalyptic number.

It is an amenable number.

140144341121429 is a deficient number, since it is larger than the sum of its proper divisors (1).

140144341121429 is an equidigital number, since it uses as much as digits as its factorization.

140144341121429 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 110592, while the sum is 41.

The spelling of 140144341121429 in words is "one hundred forty trillion, one hundred forty-four billion, three hundred forty-one million, one hundred twenty-one thousand, four hundred twenty-nine".