273099473 has 2 divisors, whose sum is σ = 273099474. Its totient is φ = 273099472.

The previous prime is 273099457. The next prime is 273099487. The reversal of 273099473 is 374990372.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 194546704 + 78552769 = 13948^2 + 8863^2 .

It is a cyclic number.

It is not a de Polignac number, because 273099473 - 2⁴ = 273099457 is a prime.

It is not a weakly prime, because it can be changed into another prime (273099413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 136549736 + 136549737.

It is an arithmetic number, because the mean of its divisors is an integer number (136549737).

Almost surely, 2^273099473 is an apocalyptic number.

It is an amenable number.

273099473 is a deficient number, since it is larger than the sum of its proper divisors (1).

273099473 is an equidigital number, since it uses as much as digits as its factorization.

273099473 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 285768, while the sum is 44.

The square root of 273099473 is about 16525.7215576204. The cubic root of 273099473 is about 648.7941929075.

The spelling of 273099473 in words is "two hundred seventy-three million, ninety-nine thousand, four hundred seventy-three".