6361189 has 2 divisors, whose sum is σ = 6361190. Its totient is φ = 6361188.

The previous prime is 6361171. The next prime is 6361193. The reversal of 6361189 is 9811636.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5560164 + 801025 = 2358^2 + 895^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6361189 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6361139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3180594 + 3180595.

It is an arithmetic number, because the mean of its divisors is an integer number (3180595).

Almost surely, 2^6361189 is an apocalyptic number.

It is an amenable number.

6361189 is a deficient number, since it is larger than the sum of its proper divisors (1).

6361189 is an equidigital number, since it uses as much as digits as its factorization.

6361189 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7776, while the sum is 34.

The square root of 6361189 is about 2522.1397661510. The cubic root of 6361189 is about 185.2874906744.

The spelling of 6361189 in words is "six million, three hundred sixty-one thousand, one hundred eighty-nine".