10850813 has 2 divisors, whose sum is σ = 10850814. Its totient is φ = 10850812.

The previous prime is 10850809. The next prime is 10850869. The reversal of 10850813 is 31805801.

10850813 is nontrivially palindromic in base 11.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7689529 + 3161284 = 2773^2 + 1778^2 .

It is a cyclic number.

It is not a de Polignac number, because 10850813 - 2² = 10850809 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10850803) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5425406 + 5425407.

It is an arithmetic number, because the mean of its divisors is an integer number (5425407).

Almost surely, 2^10850813 is an apocalyptic number.

It is an amenable number.

10850813 is a deficient number, since it is larger than the sum of its proper divisors (1).

10850813 is an equidigital number, since it uses as much as digits as its factorization.

10850813 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 960, while the sum is 26.

The square root of 10850813 is about 3294.0572247610. The cubic root of 10850813 is about 221.3880082082.

The spelling of 10850813 in words is "ten million, eight hundred fifty thousand, eight hundred thirteen".