940123871 has 2 divisors, whose sum is σ = 940123872. Its totient is φ = 940123870.

The previous prime is 940123867. The next prime is 940123879. The reversal of 940123871 is 178321049.

940123871 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 940123871 - 2² = 940123867 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (940123879) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 470061935 + 470061936.

It is an arithmetic number, because the mean of its divisors is an integer number (470061936).

Almost surely, 2^940123871 is an apocalyptic number.

940123871 is a deficient number, since it is larger than the sum of its proper divisors (1).

940123871 is an equidigital number, since it uses as much as digits as its factorization.

940123871 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12096, while the sum is 35.

The square root of 940123871 is about 30661.4394802331. The cubic root of 940123871 is about 979.6291360139.

The spelling of 940123871 in words is "nine hundred forty million, one hundred twenty-three thousand, eight hundred seventy-one".