2331774139 has 2 divisors, whose sum is σ = 2331774140. Its totient is φ = 2331774138.

The previous prime is 2331774091. The next prime is 2331774143. The reversal of 2331774139 is 9314771332.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2331774139 - 2⁹ = 2331773627 is a prime.

It is not a weakly prime, because it can be changed into another prime (2331774839) 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, 1165887069 + 1165887070.

It is an arithmetic number, because the mean of its divisors is an integer number (1165887070).

Almost surely, 2^2331774139 is an apocalyptic number.

2331774139 is a deficient number, since it is larger than the sum of its proper divisors (1).

2331774139 is an equidigital number, since it uses as much as digits as its factorization.

2331774139 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 95256, while the sum is 40.

The square root of 2331774139 is about 48288.4472622593. The cubic root of 2331774139 is about 1326.0569023520.

The spelling of 2331774139 in words is "two billion, three hundred thirty-one million, seven hundred seventy-four thousand, one hundred thirty-nine".