1000863907 has 2 divisors, whose sum is σ = 1000863908. Its totient is φ = 1000863906.

The previous prime is 1000863881. The next prime is 1000863943. The reversal of 1000863907 is 7093680001.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1000863907 - 2²³ = 992475299 is a prime.

It is not a weakly prime, because it can be changed into another prime (1000863947) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 500431953 + 500431954.

It is an arithmetic number, because the mean of its divisors is an integer number (500431954).

Almost surely, 2^1000863907 is an apocalyptic number.

1000863907 is a deficient number, since it is larger than the sum of its proper divisors (1).

1000863907 is an equidigital number, since it uses as much as digits as its factorization.

1000863907 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9072, while the sum is 34.

The square root of 1000863907 is about 31636.4332218409. The cubic root of 1000863907 is about 1000.2878861136.

The spelling of 1000863907 in words is "one billion, eight hundred sixty-three thousand, nine hundred seven".