140169683109479 has 2 divisors, whose sum is σ = 140169683109480. Its totient is φ = 140169683109478.

The previous prime is 140169683109431. The next prime is 140169683109523. The reversal of 140169683109479 is 974901386961041.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 140169683109479 - 2²⁴ = 140169666332263 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (140169685109479) 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, 70084841554739 + 70084841554740.

It is an arithmetic number, because the mean of its divisors is an integer number (70084841554740).

Almost surely, 2^{140169683109479} is an apocalyptic number.

140169683109479 is a deficient number, since it is larger than the sum of its proper divisors (1).

140169683109479 is an equidigital number, since it uses as much as digits as its factorization.

140169683109479 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 70543872, while the sum is 68.

The spelling of 140169683109479 in words is "one hundred forty trillion, one hundred sixty-nine billion, six hundred eighty-three million, one hundred nine thousand, four hundred seventy-nine".