3130243 has 2 divisors, whose sum is σ = 3130244. Its totient is φ = 3130242.

The previous prime is 3130241. The next prime is 3130249. The reversal of 3130243 is 3420313.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3130243 - 2¹ = 3130241 is a prime.

Together with 3130241, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (3130241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1565121 + 1565122.

It is an arithmetic number, because the mean of its divisors is an integer number (1565122).

Almost surely, 2^3130243 is an apocalyptic number.

3130243 is a deficient number, since it is larger than the sum of its proper divisors (1).

3130243 is an equidigital number, since it uses as much as digits as its factorization.

3130243 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 16.

The square root of 3130243 is about 1769.2492758229. The cubic root of 3130243 is about 146.2826045601.

Adding to 3130243 its reverse (3420313), we get a palindrome (6550556).

The spelling of 3130243 in words is "three million, one hundred thirty thousand, two hundred forty-three".