868440707 has 2 divisors, whose sum is σ = 868440708. Its totient is φ = 868440706.

The previous prime is 868440659. The next prime is 868440731. The reversal of 868440707 is 707044868.

868440707 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 868440707 - 2¹⁰ = 868439683 is a prime.

It is not a weakly prime, because it can be changed into another prime (868440737) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 434220353 + 434220354.

It is an arithmetic number, because the mean of its divisors is an integer number (434220354).

Almost surely, 2^868440707 is an apocalyptic number.

868440707 is a deficient number, since it is larger than the sum of its proper divisors (1).

868440707 is an equidigital number, since it uses as much as digits as its factorization.

868440707 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 301056, while the sum is 44.

The square root of 868440707 is about 29469.3180613329. The cubic root of 868440707 is about 954.0695988702.

The spelling of 868440707 in words is "eight hundred sixty-eight million, four hundred forty thousand, seven hundred seven".