140122123396999 has 2 divisors, whose sum is σ = 140122123397000. Its totient is φ = 140122123396998.

The previous prime is 140122123396991. The next prime is 140122123397059. The reversal of 140122123396999 is 999693321221041.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 140122123396999 - 2³ = 140122123396991 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (140122123396991) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70061061698499 + 70061061698500.

It is an arithmetic number, because the mean of its divisors is an integer number (70061061698500).

Almost surely, 2^{140122123396999} is an apocalyptic number.

140122123396999 is a deficient number, since it is larger than the sum of its proper divisors (1).

140122123396999 is an equidigital number, since it uses as much as digits as its factorization.

140122123396999 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11337408, while the sum is 61.

The spelling of 140122123396999 in words is "one hundred forty trillion, one hundred twenty-two billion, one hundred twenty-three million, three hundred ninety-six thousand, nine hundred ninety-nine".