2731331423 has 2 divisors, whose sum is σ = 2731331424. Its totient is φ = 2731331422.

The previous prime is 2731331347. The next prime is 2731331441. The reversal of 2731331423 is 3241331372.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2731331423 - 2²⁰ = 2730282847 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2731331623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1365665711 + 1365665712.

It is an arithmetic number, because the mean of its divisors is an integer number (1365665712).

Almost surely, 2^2731331423 is an apocalyptic number.

2731331423 is a deficient number, since it is larger than the sum of its proper divisors (1).

2731331423 is an equidigital number, since it uses as much as digits as its factorization.

2731331423 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9072, while the sum is 29.

The square root of 2731331423 is about 52262.1413931729. The cubic root of 2731331423 is about 1397.8421558885.

Adding to 2731331423 its reverse (3241331372), we get a palindrome (5972662795).

The spelling of 2731331423 in words is "two billion, seven hundred thirty-one million, three hundred thirty-one thousand, four hundred twenty-three".