140314642743217 has 4 divisors (see below), whose sum is σ = 140366630386800. Its totient is φ = 140262655099636.

The previous prime is 140314642743203. The next prime is 140314642743257. The reversal of 140314642743217 is 712347246413041.

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.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-140314642743217 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (140314642743257) 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, 25993817743 + ... + 25993823140.

It is an arithmetic number, because the mean of its divisors is an integer number (35091657596700).

Almost surely, 2^{140314642743217} is an apocalyptic number.

It is an amenable number.

140314642743217 is a deficient number, since it is larger than the sum of its proper divisors (51987643583).

140314642743217 is an equidigital number, since it uses as much as digits as its factorization.

140314642743217 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51987643582.

The product of its (nonzero) digits is 2709504, while the sum is 49.

The spelling of 140314642743217 in words is "one hundred forty trillion, three hundred fourteen billion, six hundred forty-two million, seven hundred forty-three thousand, two hundred seventeen".