140087776117 has 2 divisors, whose sum is σ = 140087776118. Its totient is φ = 140087776116.

The previous prime is 140087776097. The next prime is 140087776121. The reversal of 140087776117 is 711677780041.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 140062314001 + 25462116 = 374249^2 + 5046^2 .

It is an emirp because it is prime and its reverse (711677780041) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 140087776117 - 2³⁵ = 105728037749 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (140087776817) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70043888058 + 70043888059.

It is an arithmetic number, because the mean of its divisors is an integer number (70043888059).

Almost surely, 2^140087776117 is an apocalyptic number.

It is an amenable number.

140087776117 is a deficient number, since it is larger than the sum of its proper divisors (1).

140087776117 is an equidigital number, since it uses as much as digits as its factorization.

140087776117 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 460992, while the sum is 49.

The spelling of 140087776117 in words is "one hundred forty billion, eighty-seven million, seven hundred seventy-six thousand, one hundred seventeen".