271891112 has 8 divisors (see below), whose sum is σ = 509795850. Its totient is φ = 135945552.

The previous prime is 271891079. The next prime is 271891127. The reversal of 271891112 is 211198172.

It can be written as a sum of positive squares in only one way, i.e., 271392676 + 498436 = 16474^2 + 706^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16993187 + ... + 16993202.

Almost surely, 2^271891112 is an apocalyptic number.

It is an amenable number.

271891112 is a deficient number, since it is larger than the sum of its proper divisors (237904738).

271891112 is a wasteful number, since it uses less digits than its factorization.

271891112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33986395 (or 33986391 counting only the distinct ones).

The product of its digits is 2016, while the sum is 32.

The square root of 271891112 is about 16489.1210196299. The cubic root of 271891112 is about 647.8358891937.

The spelling of 271891112 in words is "two hundred seventy-one million, eight hundred ninety-one thousand, one hundred twelve".