275300278009 has 2 divisors, whose sum is σ = 275300278010. Its totient is φ = 275300278008.

The previous prime is 275300278003. The next prime is 275300278031. The reversal of 275300278009 is 900872003572.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 203516472384 + 71783805625 = 451128^2 + 267925^2 .

It is a cyclic number.

It is not a de Polignac number, because 275300278009 - 2²⁵ = 275266723577 is a prime.

It is not a weakly prime, because it can be changed into another prime (275300278003) 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, 137650139004 + 137650139005.

It is an arithmetic number, because the mean of its divisors is an integer number (137650139005).

Almost surely, 2^275300278009 is an apocalyptic number.

It is an amenable number.

275300278009 is a deficient number, since it is larger than the sum of its proper divisors (1).

275300278009 is an equidigital number, since it uses as much as digits as its factorization.

275300278009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 211680, while the sum is 43.

The spelling of 275300278009 in words is "two hundred seventy-five billion, three hundred million, two hundred seventy-eight thousand, nine".