803686061 has 2 divisors, whose sum is σ = 803686062. Its totient is φ = 803686060.

The previous prime is 803686057. The next prime is 803686069. The reversal of 803686061 is 160686308.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 754545961 + 49140100 = 27469^2 + 7010^2 .

It is a cyclic number.

It is not a de Polignac number, because 803686061 - 2² = 803686057 is a prime.

It is a super-2 number, since 2×803686061² = 1291822569291391442, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (803686069) 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, 401843030 + 401843031.

It is an arithmetic number, because the mean of its divisors is an integer number (401843031).

Almost surely, 2^803686061 is an apocalyptic number.

It is an amenable number.

803686061 is a deficient number, since it is larger than the sum of its proper divisors (1).

803686061 is an equidigital number, since it uses as much as digits as its factorization.

803686061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 41472, while the sum is 38.

The square root of 803686061 is about 28349.3573295763. The cubic root of 803686061 is about 929.7413475019.

The spelling of 803686061 in words is "eight hundred three million, six hundred eighty-six thousand, sixty-one".