271609049 has 2 divisors, whose sum is σ = 271609050. Its totient is φ = 271609048.

The previous prime is 271608979. The next prime is 271609061. The reversal of 271609049 is 940906172.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 136305625 + 135303424 = 11675^2 + 11632^2 .

It is a cyclic number.

It is not a de Polignac number, because 271609049 - 2⁸ = 271608793 is a prime.

It is not a weakly prime, because it can be changed into another prime (271609649) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 135804524 + 135804525.

It is an arithmetic number, because the mean of its divisors is an integer number (135804525).

Almost surely, 2^271609049 is an apocalyptic number.

It is an amenable number.

271609049 is a deficient number, since it is larger than the sum of its proper divisors (1).

271609049 is an equidigital number, since it uses as much as digits as its factorization.

271609049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27216, while the sum is 38.

The square root of 271609049 is about 16480.5657973263. The cubic root of 271609049 is about 647.6117875200.

The spelling of 271609049 in words is "two hundred seventy-one million, six hundred nine thousand, forty-nine".