869335073 has 2 divisors, whose sum is σ = 869335074. Its totient is φ = 869335072.

The previous prime is 869335009. The next prime is 869335121. The reversal of 869335073 is 370533968.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 776848384 + 92486689 = 27872^2 + 9617^2 .

It is a cyclic number.

It is not a de Polignac number, because 869335073 - 2⁶ = 869335009 is a prime.

It is not a weakly prime, because it can be changed into another prime (869335673) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 434667536 + 434667537.

It is an arithmetic number, because the mean of its divisors is an integer number (434667537).

Almost surely, 2^869335073 is an apocalyptic number.

It is an amenable number.

869335073 is a deficient number, since it is larger than the sum of its proper divisors (1).

869335073 is an equidigital number, since it uses as much as digits as its factorization.

869335073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 408240, while the sum is 44.

The square root of 869335073 is about 29484.4886847305. The cubic root of 869335073 is about 954.3970035513.

The spelling of 869335073 in words is "eight hundred sixty-nine million, three hundred thirty-five thousand, seventy-three".