331114031 has 2 divisors, whose sum is σ = 331114032. Its totient is φ = 331114030.

The previous prime is 331114027. The next prime is 331114037. The reversal of 331114031 is 130411133.

It is a weak prime.

It is an emirp because it is prime and its reverse (130411133) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 331114031 - 2² = 331114027 is a prime.

It is a super-4 number, since 4×331114031⁴ (a number of 35 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (331114037) 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, 165557015 + 165557016.

It is an arithmetic number, because the mean of its divisors is an integer number (165557016).

Almost surely, 2^331114031 is an apocalyptic number.

331114031 is a deficient number, since it is larger than the sum of its proper divisors (1).

331114031 is an equidigital number, since it uses as much as digits as its factorization.

331114031 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108, while the sum is 17.

The square root of 331114031 is about 18196.5389841035. The cubic root of 331114031 is about 691.8190683544.

Adding to 331114031 its reverse (130411133), we get a palindrome (461525164).

The spelling of 331114031 in words is "three hundred thirty-one million, one hundred fourteen thousand, thirty-one".