13271571 has 12 divisors (see below), whose sum is σ = 19532448. Its totient is φ = 8680464.

The previous prime is 13271551. The next prime is 13271593. The reversal of 13271571 is 17517231.

It is a happy number.

It is not a de Polignac number, because 13271571 - 2⁶ = 13271507 is a prime.

It is a super-2 number, since 2×13271571² = 352269193616082, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (13271521) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13435 + ... + 14388.

It is an arithmetic number, because the mean of its divisors is an integer number (1627704).

Almost surely, 2^13271571 is an apocalyptic number.

13271571 is a deficient number, since it is larger than the sum of its proper divisors (6260877).

13271571 is a wasteful number, since it uses less digits than its factorization.

13271571 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27882 (or 27879 counting only the distinct ones).

The product of its digits is 1470, while the sum is 27.

The square root of 13271571 is about 3643.0167444029. The cubic root of 13271571 is about 236.7595167870.

The spelling of 13271571 in words is "thirteen million, two hundred seventy-one thousand, five hundred seventy-one".