101040090859 has 2 divisors, whose sum is σ = 101040090860. Its totient is φ = 101040090858.

The previous prime is 101040090857. The next prime is 101040090863. The reversal of 101040090859 is 958090040101.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 101040090859 - 2¹ = 101040090857 is a prime.

Together with 101040090857, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (101040090857) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50520045429 + 50520045430.

It is an arithmetic number, because the mean of its divisors is an integer number (50520045430).

Almost surely, 2^101040090859 is an apocalyptic number.

101040090859 is a deficient number, since it is larger than the sum of its proper divisors (1).

101040090859 is an equidigital number, since it uses as much as digits as its factorization.

101040090859 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12960, while the sum is 37.

The spelling of 101040090859 in words is "one hundred one billion, forty million, ninety thousand, eight hundred fifty-nine".