140275235717 has 4 divisors (see below), whose sum is σ = 147658142880. Its totient is φ = 132892328556.

The previous prime is 140275235699. The next prime is 140275235759. The reversal of 140275235717 is 717532572041.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 717532572041 = 104551 ⋅6862991.

It is a cyclic number.

It is not a de Polignac number, because 140275235717 - 2²⁶ = 140208126853 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140275235017) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3691453553 + ... + 3691453590.

It is an arithmetic number, because the mean of its divisors is an integer number (36914535720).

Almost surely, 2^140275235717 is an apocalyptic number.

It is an amenable number.

140275235717 is a deficient number, since it is larger than the sum of its proper divisors (7382907163).

140275235717 is an equidigital number, since it uses as much as digits as its factorization.

140275235717 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7382907162.

The product of its (nonzero) digits is 411600, while the sum is 44.

The spelling of 140275235717 in words is "one hundred forty billion, two hundred seventy-five million, two hundred thirty-five thousand, seven hundred seventeen".