2831187341 has 2 divisors, whose sum is σ = 2831187342. Its totient is φ = 2831187340.

The previous prime is 2831187319. The next prime is 2831187343. The reversal of 2831187341 is 1437811382.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1745484841 + 1085702500 = 41779^2 + 32950^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2831187341 is a prime.

Together with 2831187343, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 2831187295 and 2831187304.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2831187343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1415593670 + 1415593671.

It is an arithmetic number, because the mean of its divisors is an integer number (1415593671).

Almost surely, 2^2831187341 is an apocalyptic number.

It is an amenable number.

2831187341 is a deficient number, since it is larger than the sum of its proper divisors (1).

2831187341 is an equidigital number, since it uses as much as digits as its factorization.

2831187341 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 32256, while the sum is 38.

The square root of 2831187341 is about 53208.9028358977. The cubic root of 2831187341 is about 1414.6734488492.

The spelling of 2831187341 in words is "two billion, eight hundred thirty-one million, one hundred eighty-seven thousand, three hundred forty-one".