870949650803 has 2 divisors, whose sum is σ = 870949650804. Its totient is φ = 870949650802.

The previous prime is 870949650797. The next prime is 870949650853. The reversal of 870949650803 is 308056949078.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 870949650803 - 2²⁸ = 870681215347 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (870949650853) 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, 435474825401 + 435474825402.

It is an arithmetic number, because the mean of its divisors is an integer number (435474825402).

Almost surely, 2^870949650803 is an apocalyptic number.

870949650803 is a deficient number, since it is larger than the sum of its proper divisors (1).

870949650803 is an equidigital number, since it uses as much as digits as its factorization.

870949650803 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13063680, while the sum is 59.

The spelling of 870949650803 in words is "eight hundred seventy billion, nine hundred forty-nine million, six hundred fifty thousand, eight hundred three".