271452009 has 4 divisors (see below), whose sum is σ = 361936016. Its totient is φ = 180968004.

The previous prime is 271452001. The next prime is 271452011. The reversal of 271452009 is 900254172.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 271452009 - 2³ = 271452001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (271452001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45241999 + ... + 45242004.

It is an arithmetic number, because the mean of its divisors is an integer number (90484004).

Almost surely, 2^271452009 is an apocalyptic number.

It is an amenable number.

271452009 is a deficient number, since it is larger than the sum of its proper divisors (90484007).

271452009 is an equidigital number, since it uses as much as digits as its factorization.

271452009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90484006.

The product of its (nonzero) digits is 5040, while the sum is 30.

The square root of 271452009 is about 16475.8007089185. The cubic root of 271452009 is about 647.4869505378.

The spelling of 271452009 in words is "two hundred seventy-one million, four hundred fifty-two thousand, nine".