869275801 has 2 divisors, whose sum is σ = 869275802. Its totient is φ = 869275800.

The previous prime is 869275793. The next prime is 869275853. The reversal of 869275801 is 108572968.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 803665801 + 65610000 = 28349^2 + 8100^2 .

It is a cyclic number.

It is not a de Polignac number, because 869275801 - 2³ = 869275793 is a prime.

It is not a weakly prime, because it can be changed into another prime (869675801) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 434637900 + 434637901.

It is an arithmetic number, because the mean of its divisors is an integer number (434637901).

Almost surely, 2^869275801 is an apocalyptic number.

It is an amenable number.

869275801 is a deficient number, since it is larger than the sum of its proper divisors (1).

869275801 is an equidigital number, since it uses as much as digits as its factorization.

869275801 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 241920, while the sum is 46.

The square root of 869275801 is about 29483.4835289184. The cubic root of 869275801 is about 954.3753125269.

The spelling of 869275801 in words is "eight hundred sixty-nine million, two hundred seventy-five thousand, eight hundred one".