140105110425479 has 2 divisors, whose sum is σ = 140105110425480. Its totient is φ = 140105110425478.

The previous prime is 140105110425473. The next prime is 140105110425487. The reversal of 140105110425479 is 974524011501041.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 140105110425479 - 2⁸ = 140105110425223 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (140105110425473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70052555212739 + 70052555212740.

It is an arithmetic number, because the mean of its divisors is an integer number (70052555212740).

Almost surely, 2^{140105110425479} is an apocalyptic number.

140105110425479 is a deficient number, since it is larger than the sum of its proper divisors (1).

140105110425479 is an equidigital number, since it uses as much as digits as its factorization.

140105110425479 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 201600, while the sum is 44.

The spelling of 140105110425479 in words is "one hundred forty trillion, one hundred five billion, one hundred ten million, four hundred twenty-five thousand, four hundred seventy-nine".