3113197 has 2 divisors, whose sum is σ = 3113198. Its totient is φ = 3113196.

The previous prime is 3113189. The next prime is 3113213. The reversal of 3113197 is 7913113.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1602756 + 1510441 = 1266^2 + 1229^2 .

It is a cyclic number.

It is not a de Polignac number, because 3113197 - 2³ = 3113189 is a prime.

It is an Ulam number.

3113197 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3113147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1556598 + 1556599.

It is an arithmetic number, because the mean of its divisors is an integer number (1556599).

Almost surely, 2^3113197 is an apocalyptic number.

It is an amenable number.

3113197 is a deficient number, since it is larger than the sum of its proper divisors (1).

3113197 is an equidigital number, since it uses as much as digits as its factorization.

3113197 is an evil number, because the sum of its binary digits is even.

The product of its digits is 567, while the sum is 25.

The square root of 3113197 is about 1764.4254022202. The cubic root of 3113197 is about 146.0165897205.

The spelling of 3113197 in words is "three million, one hundred thirteen thousand, one hundred ninety-seven".