2331139 has 2 divisors, whose sum is σ = 2331140. Its totient is φ = 2331138.

The previous prime is 2331127. The next prime is 2331151. The reversal of 2331139 is 9311332.

It is a balanced prime because it is at equal distance from previous prime (2331127) and next prime (2331151).

It is a cyclic number.

It is not a de Polignac number, because 2331139 - 2¹¹ = 2329091 is a prime.

It is not a weakly prime, because it can be changed into another prime (2332139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1165569 + 1165570.

It is an arithmetic number, because the mean of its divisors is an integer number (1165570).

2^2331139 is an apocalyptic number.

2331139 is a deficient number, since it is larger than the sum of its proper divisors (1).

2331139 is an equidigital number, since it uses as much as digits as its factorization.

2331139 is an evil number, because the sum of its binary digits is even.

The product of its digits is 486, while the sum is 22.

The square root of 2331139 is about 1526.8067985177. The cubic root of 2331139 is about 132.5936492328.

The spelling of 2331139 in words is "two million, three hundred thirty-one thousand, one hundred thirty-nine".