273105484009 has 2 divisors, whose sum is σ = 273105484010. Its totient is φ = 273105484008.

The previous prime is 273105483983. The next prime is 273105484097. The reversal of 273105484009 is 900484501372.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 273035510784 + 69973225 = 522528^2 + 8365^2 .

It is a cyclic number.

It is not a de Polignac number, because 273105484009 - 2⁵ = 273105483977 is a prime.

It is not a weakly prime, because it can be changed into another prime (273105484709) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 136552742004 + 136552742005.

It is an arithmetic number, because the mean of its divisors is an integer number (136552742005).

Almost surely, 2^273105484009 is an apocalyptic number.

It is an amenable number.

273105484009 is a deficient number, since it is larger than the sum of its proper divisors (1).

273105484009 is an equidigital number, since it uses as much as digits as its factorization.

273105484009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 241920, while the sum is 43.

The spelling of 273105484009 in words is "two hundred seventy-three billion, one hundred five million, four hundred eighty-four thousand, nine".