249135270239 has 2 divisors, whose sum is σ = 249135270240. Its totient is φ = 249135270238.

The previous prime is 249135270173. The next prime is 249135270253. The reversal of 249135270239 is 932072531942.

249135270239 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 249135270239 - 2⁸ = 249135269983 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 249135270193 and 249135270202.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (249135270289) 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, 124567635119 + 124567635120.

It is an arithmetic number, because the mean of its divisors is an integer number (124567635120).

Almost surely, 2^249135270239 is an apocalyptic number.

249135270239 is a deficient number, since it is larger than the sum of its proper divisors (1).

249135270239 is an equidigital number, since it uses as much as digits as its factorization.

249135270239 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 816480, while the sum is 47.

The spelling of 249135270239 in words is "two hundred forty-nine billion, one hundred thirty-five million, two hundred seventy thousand, two hundred thirty-nine".