971870723 has 2 divisors, whose sum is σ = 971870724. Its totient is φ = 971870722.

The previous prime is 971870717. The next prime is 971870737. The reversal of 971870723 is 327078179.

971870723 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 971870723 - 2¹⁴ = 971854339 is a prime.

It is not a weakly prime, because it can be changed into another prime (971870743) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 485935361 + 485935362.

It is an arithmetic number, because the mean of its divisors is an integer number (485935362).

Almost surely, 2^971870723 is an apocalyptic number.

971870723 is a deficient number, since it is larger than the sum of its proper divisors (1).

971870723 is an equidigital number, since it uses as much as digits as its factorization.

971870723 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 148176, while the sum is 44.

The square root of 971870723 is about 31174.8411864439. The cubic root of 971870723 is about 990.5342567492.

The spelling of 971870723 in words is "nine hundred seventy-one million, eight hundred seventy thousand, seven hundred twenty-three".