140241345605 has 4 divisors (see below), whose sum is σ = 168289614732. Its totient is φ = 112193076480.

The previous prime is 140241345593. The next prime is 140241345611. The reversal of 140241345605 is 506543142041.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 43197881281 + 97043464324 = 207841^2 + 311518^2 .

It is a de Polignac number, because none of the positive numbers 2^k-140241345605 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14024134556 + ... + 14024134565.

It is an arithmetic number, because the mean of its divisors is an integer number (42072403683).

Almost surely, 2^140241345605 is an apocalyptic number.

It is an amenable number.

140241345605 is a deficient number, since it is larger than the sum of its proper divisors (28048269127).

140241345605 is an equidigital number, since it uses as much as digits as its factorization.

140241345605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28048269126.

The product of its (nonzero) digits is 57600, while the sum is 35.

Adding to 140241345605 its reverse (506543142041), we get a palindrome (646784487646).

The spelling of 140241345605 in words is "one hundred forty billion, two hundred forty-one million, three hundred forty-five thousand, six hundred five".