3112331 has 2 divisors, whose sum is σ = 3112332. Its totient is φ = 3112330.

The previous prime is 3112327. The next prime is 3112357. The reversal of 3112331 is 1332113.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3112331 - 2² = 3112327 is a prime.

It is a super-2 number, since 2×3112331² = 19373208507122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3112301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1556165 + 1556166.

It is an arithmetic number, because the mean of its divisors is an integer number (1556166).

Almost surely, 2^3112331 is an apocalyptic number.

3112331 is a deficient number, since it is larger than the sum of its proper divisors (1).

3112331 is an equidigital number, since it uses as much as digits as its factorization.

3112331 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 54, while the sum is 14.

The square root of 3112331 is about 1764.1799794806. The cubic root of 3112331 is about 146.0030492889.

Adding to 3112331 its reverse (1332113), we get a palindrome (4444444).

It can be divided in two parts, 3112 and 331, that added together give a palindrome (3443).

The spelling of 3112331 in words is "three million, one hundred twelve thousand, three hundred thirty-one".