140105117653 has 8 divisors (see below), whose sum is σ = 150560724672. Its totient is φ = 129895525056.

The previous prime is 140105117639. The next prime is 140105117671. The reversal of 140105117653 is 356711501041.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-140105117653 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140105117953) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61502425 + ... + 61504702.

It is an arithmetic number, because the mean of its divisors is an integer number (18820090584).

Almost surely, 2^140105117653 is an apocalyptic number.

It is an amenable number.

140105117653 is a deficient number, since it is larger than the sum of its proper divisors (10455607019).

140105117653 is a wasteful number, since it uses less digits than its factorization.

140105117653 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123007211.

The product of its (nonzero) digits is 12600, while the sum is 34.

Adding to 140105117653 its reverse (356711501041), we get a palindrome (496816618694).

The spelling of 140105117653 in words is "one hundred forty billion, one hundred five million, one hundred seventeen thousand, six hundred fifty-three".