28341631247 has 2 divisors, whose sum is σ = 28341631248. Its totient is φ = 28341631246.

The previous prime is 28341631237. The next prime is 28341631249. The reversal of 28341631247 is 74213614382.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 28341631247 - 2¹⁶ = 28341565711 is a prime.

Together with 28341631249, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (28341631249) 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, 14170815623 + 14170815624.

It is an arithmetic number, because the mean of its divisors is an integer number (14170815624).

Almost surely, 2^28341631247 is an apocalyptic number.

28341631247 is a deficient number, since it is larger than the sum of its proper divisors (1).

28341631247 is an equidigital number, since it uses as much as digits as its factorization.

28341631247 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 193536, while the sum is 41.

The spelling of 28341631247 in words is "twenty-eight billion, three hundred forty-one million, six hundred thirty-one thousand, two hundred forty-seven".