275025239 has 2 divisors, whose sum is σ = 275025240. Its totient is φ = 275025238.

The previous prime is 275025229. The next prime is 275025251. The reversal of 275025239 is 932520572.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-275025239 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 275025199 and 275025208.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (275025229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 137512619 + 137512620.

It is an arithmetic number, because the mean of its divisors is an integer number (137512620).

Almost surely, 2^275025239 is an apocalyptic number.

275025239 is a deficient number, since it is larger than the sum of its proper divisors (1).

275025239 is an equidigital number, since it uses as much as digits as its factorization.

275025239 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 37800, while the sum is 35.

The square root of 275025239 is about 16583.8849187999. The cubic root of 275025239 is about 650.3156171368.

The spelling of 275025239 in words is "two hundred seventy-five million, twenty-five thousand, two hundred thirty-nine".