271642853 has 2 divisors, whose sum is σ = 271642854. Its totient is φ = 271642852.

The previous prime is 271642849. The next prime is 271642873. The reversal of 271642853 is 358246172.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 164685889 + 106956964 = 12833^2 + 10342^2 .

It is a cyclic number.

It is not a de Polignac number, because 271642853 - 2² = 271642849 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (271642873) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 135821426 + 135821427.

It is an arithmetic number, because the mean of its divisors is an integer number (135821427).

Almost surely, 2^271642853 is an apocalyptic number.

It is an amenable number.

271642853 is a deficient number, since it is larger than the sum of its proper divisors (1).

271642853 is an equidigital number, since it uses as much as digits as its factorization.

271642853 is an evil number, because the sum of its binary digits is even.

The product of its digits is 80640, while the sum is 38.

The square root of 271642853 is about 16481.5913370038. The cubic root of 271642853 is about 647.6386532924.

The spelling of 271642853 in words is "two hundred seventy-one million, six hundred forty-two thousand, eight hundred fifty-three".