870773669 has 2 divisors, whose sum is σ = 870773670. Its totient is φ = 870773668.

The previous prime is 870773587. The next prime is 870773689. The reversal of 870773669 is 966377078.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 848964769 + 21808900 = 29137^2 + 4670^2 .

It is a cyclic number.

It is not a de Polignac number, because 870773669 - 2¹⁶ = 870708133 is a prime.

It is a super-2 number, since 2×870773669² = 1516493565247443122, which contains 22 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 870773669.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (870773689) 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, 435386834 + 435386835.

It is an arithmetic number, because the mean of its divisors is an integer number (435386835).

Almost surely, 2^870773669 is an apocalyptic number.

It is an amenable number.

870773669 is a deficient number, since it is larger than the sum of its proper divisors (1).

870773669 is an equidigital number, since it uses as much as digits as its factorization.

870773669 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2667168, while the sum is 53.

The square root of 870773669 is about 29508.8744109293. The cubic root of 870773669 is about 954.9231662462.

The spelling of 870773669 in words is "eight hundred seventy million, seven hundred seventy-three thousand, six hundred sixty-nine".