6861203 has 2 divisors, whose sum is σ = 6861204. Its totient is φ = 6861202.

The previous prime is 6861191. The next prime is 6861241. The reversal of 6861203 is 3021686.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6861203 - 2⁴ = 6861187 is a prime.

It is a super-2 number, since 2×6861203² = 94152213214418, which contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (6861263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3430601 + 3430602.

It is an arithmetic number, because the mean of its divisors is an integer number (3430602).

Almost surely, 2^6861203 is an apocalyptic number.

6861203 is a deficient number, since it is larger than the sum of its proper divisors (1).

6861203 is an equidigital number, since it uses as much as digits as its factorization.

6861203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 6861203 is about 2619.3898144415. The cubic root of 6861203 is about 190.0203394662.

Adding to 6861203 its reverse (3021686), we get a palindrome (9882889).

The spelling of 6861203 in words is "six million, eight hundred sixty-one thousand, two hundred three".