873561713 has 2 divisors, whose sum is σ = 873561714. Its totient is φ = 873561712.

The previous prime is 873561709. The next prime is 873561719. The reversal of 873561713 is 317165378.

873561713 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 can be written as a sum of positive squares in only one way, i.e., 448253584 + 425308129 = 21172^2 + 20623^2 .

It is a cyclic number.

It is not a de Polignac number, because 873561713 - 2² = 873561709 is a prime.

It is a super-2 number, since 2×873561713² = 1526220132838988738, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (873561719) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 436780856 + 436780857.

It is an arithmetic number, because the mean of its divisors is an integer number (436780857).

Almost surely, 2^873561713 is an apocalyptic number.

It is an amenable number.

873561713 is a deficient number, since it is larger than the sum of its proper divisors (1).

873561713 is an equidigital number, since it uses as much as digits as its factorization.

873561713 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 105840, while the sum is 41.

The square root of 873561713 is about 29556.0774291854. The cubic root of 873561713 is about 955.9412384446.

The spelling of 873561713 in words is "eight hundred seventy-three million, five hundred sixty-one thousand, seven hundred thirteen".