3137243 has 2 divisors, whose sum is σ = 3137244. Its totient is φ = 3137242.

The previous prime is 3137209. The next prime is 3137257. The reversal of 3137243 is 3427313.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3137243 - 2⁶ = 3137179 is a prime.

It is a Chen prime.

It is an Ulam number.

It is not a weakly prime, because it can be changed into another prime (3137263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1568621 + 1568622.

It is an arithmetic number, because the mean of its divisors is an integer number (1568622).

Almost surely, 2^3137243 is an apocalyptic number.

3137243 is a deficient number, since it is larger than the sum of its proper divisors (1).

3137243 is an equidigital number, since it uses as much as digits as its factorization.

3137243 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1512, while the sum is 23.

The square root of 3137243 is about 1771.2264112755. The cubic root of 3137243 is about 146.3915647792.

The spelling of 3137243 in words is "three million, one hundred thirty-seven thousand, two hundred forty-three".