971870743 has 2 divisors, whose sum is σ = 971870744. Its totient is φ = 971870742.

The previous prime is 971870741. The next prime is 971870759. The reversal of 971870743 is 347078179.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 971870743 - 2¹ = 971870741 is a prime.

Together with 971870741, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 971870693 and 971870702.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (971870741) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 485935371 + 485935372.

It is an arithmetic number, because the mean of its divisors is an integer number (485935372).

Almost surely, 2^971870743 is an apocalyptic number.

971870743 is a deficient number, since it is larger than the sum of its proper divisors (1).

971870743 is an equidigital number, since it uses as much as digits as its factorization.

971870743 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 296352, while the sum is 46.

The square root of 971870743 is about 31174.8415072154. The cubic root of 971870743 is about 990.5342635439.

The spelling of 971870743 in words is "nine hundred seventy-one million, eight hundred seventy thousand, seven hundred forty-three".