273361457 has 2 divisors, whose sum is σ = 273361458. Its totient is φ = 273361456.

The previous prime is 273361433. The next prime is 273361469. The reversal of 273361457 is 754163372.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 268828816 + 4532641 = 16396^2 + 2129^2 .

It is a cyclic number.

It is not a de Polignac number, because 273361457 - 2¹² = 273357361 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 273361457.

It is not a weakly prime, because it can be changed into another prime (273361477) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 136680728 + 136680729.

It is an arithmetic number, because the mean of its divisors is an integer number (136680729).

Almost surely, 2^273361457 is an apocalyptic number.

It is an amenable number.

273361457 is a deficient number, since it is larger than the sum of its proper divisors (1).

273361457 is an equidigital number, since it uses as much as digits as its factorization.

273361457 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 105840, while the sum is 38.

The square root of 273361457 is about 16533.6462100772. The cubic root of 273361457 is about 649.0015891028.

The spelling of 273361457 in words is "two hundred seventy-three million, three hundred sixty-one thousand, four hundred fifty-seven".