140727835447 has 2 divisors, whose sum is σ = 140727835448. Its totient is φ = 140727835446.

The previous prime is 140727835403. The next prime is 140727835513. The reversal of 140727835447 is 744538727041.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-140727835447 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 140727835394 and 140727835403.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (140727835147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70363917723 + 70363917724.

It is an arithmetic number, because the mean of its divisors is an integer number (70363917724).

Almost surely, 2^140727835447 is an apocalyptic number.

140727835447 is a deficient number, since it is larger than the sum of its proper divisors (1).

140727835447 is an equidigital number, since it uses as much as digits as its factorization.

140727835447 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5268480, while the sum is 52.

The spelling of 140727835447 in words is "one hundred forty billion, seven hundred twenty-seven million, eight hundred thirty-five thousand, four hundred forty-seven".