275160449 has 2 divisors, whose sum is σ = 275160450. Its totient is φ = 275160448.

The previous prime is 275160427. The next prime is 275160467. The reversal of 275160449 is 944061572.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 182385025 + 92775424 = 13505^2 + 9632^2 .

It is a cyclic number.

It is not a de Polignac number, because 275160449 - 2¹⁶ = 275094913 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (275160649) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 137580224 + 137580225.

It is an arithmetic number, because the mean of its divisors is an integer number (137580225).

Almost surely, 2^275160449 is an apocalyptic number.

It is an amenable number.

275160449 is a deficient number, since it is larger than the sum of its proper divisors (1).

275160449 is an equidigital number, since it uses as much as digits as its factorization.

275160449 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 60480, while the sum is 38.

The square root of 275160449 is about 16587.9609657125. The cubic root of 275160449 is about 650.4221707140.

The spelling of 275160449 in words is "two hundred seventy-five million, one hundred sixty thousand, four hundred forty-nine".