868854373 has 2 divisors, whose sum is σ = 868854374. Its totient is φ = 868854372.

The previous prime is 868854269. The next prime is 868854383. The reversal of 868854373 is 373458868.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 584527329 + 284327044 = 24177^2 + 16862^2 .

It is a cyclic number.

It is not a de Polignac number, because 868854373 - 2⁹ = 868853861 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 868854373.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (868854383) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 434427186 + 434427187.

It is an arithmetic number, because the mean of its divisors is an integer number (434427187).

Almost surely, 2^868854373 is an apocalyptic number.

It is an amenable number.

868854373 is a deficient number, since it is larger than the sum of its proper divisors (1).

868854373 is an equidigital number, since it uses as much as digits as its factorization.

868854373 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3870720, while the sum is 52.

The square root of 868854373 is about 29476.3358136658. The cubic root of 868854373 is about 954.2210594148.

The spelling of 868854373 in words is "eight hundred sixty-eight million, eight hundred fifty-four thousand, three hundred seventy-three".