870550063 has 2 divisors, whose sum is σ = 870550064. Its totient is φ = 870550062.

The previous prime is 870550049. The next prime is 870550117. The reversal of 870550063 is 360055078.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 870550063 - 2¹³ = 870541871 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (870550003) 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, 435275031 + 435275032.

It is an arithmetic number, because the mean of its divisors is an integer number (435275032).

Almost surely, 2^870550063 is an apocalyptic number.

870550063 is a deficient number, since it is larger than the sum of its proper divisors (1).

870550063 is an equidigital number, since it uses as much as digits as its factorization.

870550063 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 25200, while the sum is 34.

The square root of 870550063 is about 29505.0853752366. The cubic root of 870550063 is about 954.8414209980.

The spelling of 870550063 in words is "eight hundred seventy million, five hundred fifty thousand, sixty-three".