273135497 has 2 divisors, whose sum is σ = 273135498. Its totient is φ = 273135496.

The previous prime is 273135493. The next prime is 273135521. The reversal of 273135497 is 794531372.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 259177801 + 13957696 = 16099^2 + 3736^2 .

It is a cyclic number.

It is not a de Polignac number, because 273135497 - 2² = 273135493 is a prime.

It is not a weakly prime, because it can be changed into another prime (273135493) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 136567748 + 136567749.

It is an arithmetic number, because the mean of its divisors is an integer number (136567749).

Almost surely, 2^273135497 is an apocalyptic number.

It is an amenable number.

273135497 is a deficient number, since it is larger than the sum of its proper divisors (1).

273135497 is an equidigital number, since it uses as much as digits as its factorization.

273135497 is an evil number, because the sum of its binary digits is even.

The product of its digits is 158760, while the sum is 41.

The square root of 273135497 is about 16526.8114589597. The cubic root of 273135497 is about 648.8227186972.

The spelling of 273135497 in words is "two hundred seventy-three million, one hundred thirty-five thousand, four hundred ninety-seven".