869537113 has 2 divisors, whose sum is σ = 869537114. Its totient is φ = 869537112.

The previous prime is 869537087. The next prime is 869537117. The reversal of 869537113 is 311735968.

869537113 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 729162009 + 140375104 = 27003^2 + 11848^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-869537113 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 869537113.

It is not a weakly prime, because it can be changed into another prime (869537117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 434768556 + 434768557.

It is an arithmetic number, because the mean of its divisors is an integer number (434768557).

Almost surely, 2^869537113 is an apocalyptic number.

It is an amenable number.

869537113 is a deficient number, since it is larger than the sum of its proper divisors (1).

869537113 is an equidigital number, since it uses as much as digits as its factorization.

869537113 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 136080, while the sum is 43.

The square root of 869537113 is about 29487.9146939895. The cubic root of 869537113 is about 954.4709341681.

The spelling of 869537113 in words is "eight hundred sixty-nine million, five hundred thirty-seven thousand, one hundred thirteen".