275630573 has 2 divisors, whose sum is σ = 275630574. Its totient is φ = 275630572.

The previous prime is 275630561. The next prime is 275630603. The reversal of 275630573 is 375036572.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 158709604 + 116920969 = 12598^2 + 10813^2 .

It is a cyclic number.

It is not a de Polignac number, because 275630573 - 2⁴ = 275630557 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (275630533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 137815286 + 137815287.

It is an arithmetic number, because the mean of its divisors is an integer number (137815287).

Almost surely, 2^275630573 is an apocalyptic number.

It is an amenable number.

275630573 is a deficient number, since it is larger than the sum of its proper divisors (1).

275630573 is an equidigital number, since it uses as much as digits as its factorization.

275630573 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 132300, while the sum is 38.

The square root of 275630573 is about 16602.1255566870. The cubic root of 275630573 is about 650.7923851265.

The spelling of 275630573 in words is "two hundred seventy-five million, six hundred thirty thousand, five hundred seventy-three".