3162149 has 2 divisors, whose sum is σ = 3162150. Its totient is φ = 3162148.

The previous prime is 3162143. The next prime is 3162157. The reversal of 3162149 is 9412613.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2044900 + 1117249 = 1430^2 + 1057^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3162149 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3162143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1581074 + 1581075.

It is an arithmetic number, because the mean of its divisors is an integer number (1581075).

Almost surely, 2^3162149 is an apocalyptic number.

It is an amenable number.

3162149 is a deficient number, since it is larger than the sum of its proper divisors (1).

3162149 is an equidigital number, since it uses as much as digits as its factorization.

3162149 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1296, while the sum is 26.

The square root of 3162149 is about 1778.2432342062. The cubic root of 3162149 is about 146.7779361099. Note that the first 3 decimals are identical.

The spelling of 3162149 in words is "three million, one hundred sixty-two thousand, one hundred forty-nine".