10840117087 has 2 divisors, whose sum is σ = 10840117088. Its totient is φ = 10840117086.

The previous prime is 10840117081. The next prime is 10840117109. The reversal of 10840117087 is 78071104801.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10840117087 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10840117081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5420058543 + 5420058544.

It is an arithmetic number, because the mean of its divisors is an integer number (5420058544).

Almost surely, 2^10840117087 is an apocalyptic number.

10840117087 is a deficient number, since it is larger than the sum of its proper divisors (1).

10840117087 is an equidigital number, since it uses as much as digits as its factorization.

10840117087 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12544, while the sum is 37.

The spelling of 10840117087 in words is "ten billion, eight hundred forty million, one hundred seventeen thousand, eighty-seven".