273131641 has 2 divisors, whose sum is σ = 273131642. Its totient is φ = 273131640.

The previous prime is 273131609. The next prime is 273131689. The reversal of 273131641 is 146131372.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 198810000 + 74321641 = 14100^2 + 8621^2 .

It is a cyclic number.

It is not a de Polignac number, because 273131641 - 2⁵ = 273131609 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (273131041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 136565820 + 136565821.

It is an arithmetic number, because the mean of its divisors is an integer number (136565821).

Almost surely, 2^273131641 is an apocalyptic number.

It is an amenable number.

273131641 is a deficient number, since it is larger than the sum of its proper divisors (1).

273131641 is an equidigital number, since it uses as much as digits as its factorization.

273131641 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3024, while the sum is 28.

The square root of 273131641 is about 16526.6947996265. The cubic root of 273131641 is about 648.8196654237.

The spelling of 273131641 in words is "two hundred seventy-three million, one hundred thirty-one thousand, six hundred forty-one".