6197161 has 2 divisors, whose sum is σ = 6197162. Its totient is φ = 6197160.

The previous prime is 6197153. The next prime is 6197171. The reversal of 6197161 is 1617916.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3779136 + 2418025 = 1944^2 + 1555^2 .

It is a cyclic number.

It is not a de Polignac number, because 6197161 - 2³ = 6197153 is a prime.

It is not a weakly prime, because it can be changed into another prime (6197171) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3098580 + 3098581.

It is an arithmetic number, because the mean of its divisors is an integer number (3098581).

Almost surely, 2^6197161 is an apocalyptic number.

It is an amenable number.

6197161 is a deficient number, since it is larger than the sum of its proper divisors (1).

6197161 is an equidigital number, since it uses as much as digits as its factorization.

6197161 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2268, while the sum is 31.

The square root of 6197161 is about 2489.4097694032. The cubic root of 6197161 is about 183.6810103975.

The spelling of 6197161 in words is "six million, one hundred ninety-seven thousand, one hundred sixty-one".